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Index of Botanical Specimens

Search for collector:[J. T. Howell]

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Cyperaceae
GH: 02503662 Carex capitata Linnaeus USA: California Kaweah Meadows, Chagoopa Plateau J. T. Howell 17724 1942-8-5

GH: 02503663 Carex capitata Linnaeus USA: California Mono Mesa Ca. J. T. Howell 22750 1946-7-26

GH: 00424070 Carex congdonii L. H. Bailey USA: California Between Dog Lake and Tuolumne Meadows J. T. Howell 20439 1944-8-13

GH: 00424074 Carex congdonii L. H. Bailey USA: California Near Garnet Lake J. T. Howell 16681 1941-8-2

GH: 00424077 Carex congdonii L. H. Bailey USA: California Near timberline, Mt. Kaweah J. T. Howell 17440 1942-7-31

GH: 00424079 Carex congdonii L. H. Bailey USA: California Between Reflection Lake and Harrison Pass J. T. Howell 15828 1940-8-1

GH: 02395545 Carex cusickii Mackenzie ex Piper & Beattie USA: California San Marino: [data not captured] J. T. Howell 13902 1938-6-5

GH: 00027195 Carex danaensis Stacey USA: California Mount Dana, alt. 12500 feet J. T. Howell 14546 1938-8-11

GH: 00424003 Carex danaensis Stacey USA: California Mono Mesa J. T. Howell 22700 1946-7-24

GH: 00268305 Carex davyi Mackenzie USA: California Mono Pass J. T. Howell 20620 1944-8-16

GH: 02315000 Carex deflexa boottii L. H. Bailey USA: California [data not captured] J. T. Howell 16428 1941-7-24

GH: 02316997 Carex deflexa boottii L. H. Bailey USA: California [data not captured] J. T. Howell 17604 1942-8-3

GH: 02316996 Carex deflexa boottii L. H. Bailey USA: California [data not captured] J. T. Howell 17294 1942-7-27

GH: 02316995 Carex deflexa boottii L. H. Bailey USA: California [data not captured] J. T. Howell 17380 1942-7-29

GH: 02316992 Carex deflexa boottii L. H. Bailey USA: California [data not captured] J. T. Howell 39655 1963-7-9

GH: 02315021 Carex deflexa boottii L. H. Bailey USA: Washington [data not captured] J. T. Howell 1882-8-15

GH: 02371691 Carex densa (L. H. Bailey) L. H. Bailey USA: California [data not captured] J. T. Howell 13838 1938-5-29

GH: 02371701 Carex densa (L. H. Bailey) L. H. Bailey USA: California [data not captured] J. T. Howell 13073 1937-7-4

GH: 02371725 Carex densa (L. H. Bailey) L. H. Bailey USA: California [data not captured] J. T. Howell 21125 1945-6-20

GH: 02371724 Carex densa (L. H. Bailey) L. H. Bailey USA: California [data not captured] J. T. Howell 13786 1938-5-1

GH: 02371713 Carex densa (L. H. Bailey) L. H. Bailey USA: California San Francisco: [data not captured] J. T. Howell 2270 1957-5-17

GH: 02371708 Carex densa (L. H. Bailey) L. H. Bailey USA: California [data not captured] J. T. Howell 13903 1938-6-5

GH: 02391702 Carex echinata Murray USA: California [data not captured] J. T. Howell 17728 1942-8-5

GH: 02391699 Carex echinata Murray USA: California Butterfly Valley J. T. Howell 37656 1962-6-17

GH: 00274469 Carex feta L. H. Bailey USA: California Tuolumne Big Trees J. T. Howell 20706 1944-8-18

GH: 00424021 Carex gigas (Holm) Mackenzie USA: California Summit of Scott Mts. n. of Carrville J. T. Howell 12725 1936-8-24

GH: 00424022 Carex gigas (Holm) Mackenzie USA: California Feather River North Fork on road to Caribou J. T. Howell 1962-6-16

GH: 00424121 Carex gymnoclada Holm USA: California Kaweah Meadows, Chagoopa Plateau J. T. Howell 17732 1942-8-5

GH: 00424033 Carex hassei L. H. Bailey USA: California Mineral King J. T. Howell 17150 1942-7-25

GH: 00424104 Carex helleri Mackenzie USA: California Near Garnet Lake J. T. Howell 16759 1941-8-5

GH: 00351983 Carex hirtissima W. Boott USA: California Barlett Mountain J. T. Howell 21126 1945-6-20

GH: 00351984 Carex hirtissima W. Boott USA: California Twain Harte J. T. Howell 29988 1954-6-7

GH: 00424003 Carex incurviformis Mackenzie USA: California Mono Mesa J. T. Howell 22700 1946-7-24

GH: 02395722 Carex jonesii L. H. Bailey USA: California [data not captured] J. T. Howell 17209 1942-7-26

GH: 00424054 Carex lemmonii W. Boott USA: California Agnew Pass Trail J. T. Howell 16573 1941-7-31

GH: 00424056 Carex lemmonii W. Boott USA: California Meadow near soda spring, Drakesbad J. T. Howell 35946 1960-7-23

GH: 00424069 Carex lemmonii W. Boott USA: California East Lake J. T. Howell 15743 1940-7-30

GH: 00424025 Carex leptalea Wahlenberg USA: California Ledum Swamp on road to Pt. Reyes J. T. Howell 18254 1943-7-4

GH: 00424069 Carex luzulina Olney USA: California East Lake J. T. Howell 15743 1940-7-30

GH: 02395758 Carex nervina L. H. Bailey USA: California [data not captured] J. T. Howell 16563 1941-7-31

GH: 02395757 Carex nervina L. H. Bailey USA: California [data not captured] J. T. Howell 20693 1944-8-18

GH: 02395752 Carex nervina L. H. Bailey USA: California [data not captured] J. T. Howell 13558 1937-7-26

GH: 02395747 Carex nervina L. H. Bailey USA: California [data not captured] J. T. Howell 15119 1939-8-7

GH: 02395728 Carex neurophora Mackenzie USA: California [data not captured] J. T. Howell 18932 1943-8-3

GH: 02368283 Carex nigricans C. A. Meyer USA: California [data not captured] J. T. Howell 16487 1941-7-30

GH: 00274455 Carex orestera Zika USA: California Mono Mesa J. T. Howell 22715 1946-7-26

GH: 02369002 Carex pansa L. H. Bailey USA: California [data not captured] J. T. Howell 28964 1953-5-9

GH: 02392496 Carex praeceptorum Mackenzie USA: California [data not captured] J. T. Howell 20029 1944-8-6

GH: 02392495 Carex praeceptorum Mackenzie USA: California [data not captured] J. T. Howell 22384 1946-7-15

GH: 02392493 Carex praeceptorum Mackenzie USA: California [data not captured] J. T. Howell 17661 1942-8-4

GH: 02392492 Carex praeceptorum Mackenzie USA: California [data not captured] J. T. Howell 15797 1940-8-1

GH: 02369112 Carex praegracilis W. Boott USA: California [data not captured] J. T. Howell 13025 1937-6-6

GH: 00424000 Carex praticola Rydberg USA: California Columbine Lake J. T. Howell 17814 1942-8-7

GH: 02405387 Carex rossii Boott USA: California [data not captured] J. T. Howell 19782 1944-7-14

GH: 02405391 Carex rossii Boott USA: California [data not captured] J. T. Howell 13198 1937-7-21

GH: 02405392 Carex rossii Boott USA: California [data not captured] J. T. Howell 17451 1942-7-31

GH: 02405393 Carex rossii Boott USA: California [data not captured] J. T. Howell 16461 1941-7-25

GH: 02405394 Carex rossii Boott USA: California [data not captured] J. T. Howell 17416 1942-7-29

GH: 02405395 Carex rossii Boott USA: California [data not captured] J. T. Howell 17174 1942-7-25

GH: 02467228 Carex rossii Boott USA: Nevada Mt. Rose highway, 6.6 miles from Incline J. T. Howell 14022 1938-8-2

GH: 01774366 Carex rostrata Stokes USA: California [data not captured] J. T. Howell 51854 1976-7-15

GH: 01774370 Carex rostrata Stokes USA: California [data not captured] J. T. Howell 17549 1942-8-1

GH: 00424021 Carex scabriuscula Mackenzie USA: California Summit of Scott Mts. n. of Carrville J. T. Howell 12725 1936-8-24

GH: 00424022 Carex scabriuscula Mackenzie USA: California Feather River North Fork on road to Caribou J. T. Howell 1962-6-16

GH: 00424120 Carex scopulorum bracteosa (L. H. Bailey) F. J. Hermann USA: California Frog Lake J. T. Howell 18769 1943-7-24

GH: 00424121 Carex scopulorum bracteosa (L. H. Bailey) F. J. Hermann USA: California Kaweah Meadows, Chagoopa Plateau J. T. Howell 17732 1942-8-5

GH: 02368954 Carex simulata Mackenzie USA: California [data not captured] J. T. Howell 17555 1942-8-1

GH: 02368953 Carex simulata Mackenzie USA: California [data not captured] J. T. Howell 19870 1944-8-3

GH: 00424165 Carex sp. USA: California Mt. Kaweah J. T. Howell 17475 1942-7-31

GH: 00027440 Carex specuicola J. T. Howell USA: Arizona Moist soil of cave on sandstone cliff near I... J. T. Howell 24609 1948-6-23

GH: 00274460 Carex subnigricans Stacey USA: California Little Five Lakes Basin J. T. Howell 17767 1942-8-6

GH: 00027450 Carex subnigricans Stacey USA: California Mount Dana, alt. 10500 feet J. T. Howell 14519 1938-8-11

GH: 00424006 Carex subnigricans Stacey USA: California Between Reflection Lake and Harrison Pass J. T. Howell 15821 1940-8-1

GH: 00424009 Carex subnigricans Stacey USA: California East Lake J. T. Howell 15765 1940-7-31

GH: 00424005 Carex subnigricans Stacey USA: California [data not captured] J. T. Howell 16642 1941-8-1

GH: 00424029 Carex tompkinsii J. T. Howell USA: California El Portal J. T. Howell 48696 1972-4-24

GH: 00424030 Carex tompkinsii J. T. Howell USA: California Transitional Zone forest in Merced River can... J. T. Howell 48719 1972-4-25

GH: 02370942 Carex tumulicola Mackenzie USA: California San Francisco: [data not captured] J. T. Howell 13011 1937-5-23

GH: 01774180 Carex utriculata Boott USA: California [data not captured] J. T. Howell 17213 1942-7-26

GH: 01774185 Carex utriculata Boott USA: California [data not captured] J. T. Howell 20676 1944-8-17

GH: 02368465 Carex vernacula L. H. Bailey USA: California [data not captured] J. T. Howell 20388 1944-8-12

GH: 02368466 Carex vernacula L. H. Bailey USA: California [data not captured] J. T. Howell 16770 1941-8-5

GH: 02368468 Carex vernacula L. H. Bailey USA: California [data not captured] J. T. Howell 17798 1942-8-7

GH: 00273539 Eriophorum crinigerum (A. Gray) Beetle USA: California Frog Lake J. T. Howell 18782 1943-7-24

GH: 00027910 Rhynchospora californica Gale USA: California Pitkin Marsn, 5 miles north of Sebastopol J. T. Howell 12679 1936-7-26

GH: 00424179 Scirpus clementis M. E. Jones USA: California Snow Flat J. T. Howell 14572 1938-8-13
GH: 00424180 Scirpus clementis M. E. Jones USA: California Between Reflection Lake and Harrison Pass J. T. Howell 15836
GH: 00424183 Scirpus clementis M. E. Jones USA: California Elizabeth Lake J. T. Howell 20108 1944-8-8
GH: 00424184 Scirpus clementis M. E. Jones USA: California Near Thousand Island Lake J. T. Howell 16703 1941-8-2
GH: 00424185 Scirpus clementis M. E. Jones USA: California Little Five Lakes Basin J. T. Howell 17383 1942-7-29
GH: 02467790 Scirpus clementis M. E. Jones USA: California Dougherty Meadows. J. T. Howell 34160 1958-8-1

GH: 02467790 Trichophorum clementis (M. E. Jones) S. G. Smith USA: California Dougherty Meadows. J. T. Howell 34160 1958-8-1

Dicranaceae
FH: 00541554 Dicranoweisia cirrata (Hedwig) Lindberg USA: California [data not captured] J. T. Howell H-73 1923-5-25

FH: 00542745 Dicranum fuscescens Hornschuch Canada: British Columbia [data not captured] J. T. Howell 1931-8-1

FH: 00791880 Dicranum scoparium Hedwig USA: Washington [data not captured] J. T. Howell 1931-7-21

FH: 00791889 Dicranum scoparium Hedwig USA: Washington [data not captured] J. T. Howell 1931-7-21

FH: 00842850 Kiaeria starkei (F. Weber & D. Mohr) I. Hagen USA: Washington [data not captured] J. T. Howell 1931-7-18

FH: 00842851 Kiaeria starkei (F. Weber & D. Mohr) I. Hagen USA: Washington [data not captured] J. T. Howell 1931-7-15

Ditrichaceae
FH: 01136253 Trichodon cylindricus (Hedwig) Schimper USA: California [data not captured] J. T. Howell H-68 1999-4-3
Elatinaceae
GH: 00351722 Elatine brachysperma A. Gray USA: California Dorris Reservoir, 2 miles e. of Alturas J. T. Howell 12200 1934-6-15
GH: 00351722 Elatine chilensis Gay USA: California Dorris Reservoir, 2 miles e. of Alturas J. T. Howell 12200 1934-6-15
GH: 00351722 Elatine rubella Rydberg USA: California Dorris Reservoir, 2 miles e. of Alturas J. T. Howell 12200 1934-6-15
Ephedraceae
GH: 00356519 Ephedra californica S. Watson USA: California mouth of Kern River Canyon J. T. Howell 47498 1970-11-7

A: 00356543 Ephedra californica S. Watson USA: California East end of Morongo Valley J. T. Howell 3409 1928-3-11

GH: 00356628 Ephedra nevadensis S. Watson USA: California Bishop Creek J. T. Howell 33556 1958-5-28

GH: 00356629 Ephedra nevadensis S. Watson USA: California Bishop Creek J. T. Howell 33557 1958-5-28

GH: 00356678 Ephedra viridis Coville USA: California Frazier Mountain Park, Mt. Pinos region J. T. Howell 3824 1928-5-25
GH: 00356681 Ephedra viridis Coville USA: California 9 miles se. of Victorville, Mojave Desert J. T. Howell 2498 1927-6-11

GH: 00356688 Ephedra viridis Coville USA: California Kern River Canyon near Roads End P.O. J. T. Howell 33188 1958-5-22

Ericaceae
A: 00343960 Arctostaphylos acutifolia Eastwood USA: California Log Spring Ridge, 1.1 miles west of Ranger S... J. T. Howell 19212 1943-8-8

A: 00015001 Arctostaphylos bakeri Eastwood USA: California Serpentine ridge, 2 miles east of Occidental... J. T. Howell 10955 1933-4-2

GH: 00015000 Arctostaphylos bakeri Eastwood USA: California Serpentine ridge, 2 miles east of Occidental... J. T. Howell 10955 1933-4-2

A: 00014999 Arctostaphylos bakeri Eastwood USA: California Serpentine ridge, 2 miles east of Occidental... J. T. Howell 10957 1933-4-2

A: 00362367 Arctostaphylos bracteosa (de Candolle) Abrams USA: California Road cut in Monterey shale, 2 miles from Sal... J. T. Howell 28306 1952-3-5

GH: 00362368 Arctostaphylos bracteosa (de Candolle) Abrams USA: California 10 miles east of Carmel Valley Post Office, ... J. T. Howell 29136 1954-3-18

A: 00350062 Arctostaphylos candidissima Eastwood USA: California Sawmill Flat, Bartlett Mountain J. T. Howell 21133 1945-6-21

A: 00350064 Arctostaphylos candidissima Eastwood USA: California Canyon of Snow Basin Creek J. T. Howell 19301 1943-8-12

A: 00350065 Arctostaphylos candidissima Eastwood USA: California Log Spring Ridge J. T. Howell 19209 1943-8-8

A: 00350090 Arctostaphylos canescens Eastwood USA: California Between Fort Ross and Stewart's Point J. T. Howell 11748 1934-3-3

GH: 00350100 Arctostaphylos canescens Eastwood USA: California Between Fort Ross and Stewart's Point J. T. Howell 11747 1934-3-3

A: 00350129 Arctostaphylos canescens Eastwood USA: California Between Fort Ross and Stewart's Point J. T. Howell 11747 1934-3-3

A: 00350166 Arctostaphylos canescens sonomensis (Eastwood) J. E. Adams ex McMinn USA: California Trinity Mt. east of Glen Ellen J. T. Howell 12893 1937-4-11

A: 00350167 Arctostaphylos canescens sonomensis (Eastwood) J. E. Adams ex McMinn USA: California Rincon Ridge, near Santa Rosa J. T. Howell 10943 1933-4-2

A: 00350168 Arctostaphylos canescens sonomensis (Eastwood) J. E. Adams ex McMinn USA: California Rincon Ridge, ne. of Santa Rosa J. T. Howell 13079 1937-7-4

A: 00350169 Arctostaphylos canescens sonomensis (Eastwood) J. E. Adams ex McMinn USA: California Rincon Ridge, ne. of Santa Rosa J. T. Howell 12895 1937-4-11

A: 00350170 Arctostaphylos canescens sonomensis (Eastwood) J. E. Adams ex McMinn USA: California Rincon Ridge, ne. of Santa Rosa J. T. Howell 12896 1937-4-11

A: 00350171 Arctostaphylos canescens sonomensis (Eastwood) J. E. Adams ex McMinn USA: California Rincon Ridge, northeast of Santa Rosa J. T. Howell 12894 1937-4-11

A: 00350172 Arctostaphylos canescens sonomensis (Eastwood) J. E. Adams ex McMinn USA: California Rincon Ridge, near Santa Rosa J. T. Howell 10944 1933-4-2

GH: 00350173 Arctostaphylos canescens sonomensis (Eastwood) J. E. Adams ex McMinn USA: California Rincon Ridge, near Santa Rosa J. T. Howell 10942 1933-4-2

GH: 00350067 Arctostaphylos catalinae P. V. Wells USA: California 8 miles west of Santa Rosa J. T. Howell 10948 1933-4-2

A: 01117408 Arctostaphylos columbiana Piper Canada: British Columbia Vancouver Island: 8 miles east of Cowichan L... J. T. Howell 7689 1931-8-4

GH: 00350145 Arctostaphylos columbiana Piper USA: California 2 miles east of Mendocino City J. T. Howell 11764 1934-3-4

GH: 00350146 Arctostaphylos columbiana Piper USA: California Between Fort Ross and Stewart's Point J. T. Howell 11745 1934-3-3

GH: 00350147 Arctostaphylos columbiana Piper USA: California Between Fort Ross and Stewart's Point J. T. Howell 11746 1934-3-3

A: 00350153 Arctostaphylos columbiana Piper USA: California Along Navarro River, 5 miles west of Navarro J. T. Howell 11769 1934-3-4

A: 00350154 Arctostaphylos columbiana Piper USA: California 2 miles east of Mendocino City J. T. Howell 11764 1934-3-4

A: 00350155 Arctostaphylos columbiana Piper USA: California Between Fort Ross and Stewart's Point J. T. Howell 11744 1934-3-3

GH: 01117422 Arctostaphylos columbiana Piper USA: Washington Near Blyn J. T. Howell 7705 1931-8-6

GH: 01117423 Arctostaphylos columbiana Piper USA: Washington West shore of Discovery Bay J. T. Howell 7692 1931-8-6

A: 01117426 Arctostaphylos columbiana Piper USA: Washington West shore of Discovery Bay J. T. Howell 7694 1931-8-6

A: 01117428 Arctostaphylos columbiana Piper USA: Washington West shore of Discovery Bay J. T. Howell 7692 1931-8-6

A: 00350205 Arctostaphylos crustacea Eastwood USA: California Lake Merced, San Francisco J. T. Howell 11773 1934-3-4

A: 00350206 Arctostaphylos crustacea Eastwood USA: California Hill above Mills College J. T. Howell 19420 1944-4-30

GH: 00350210 Arctostaphylos crustacea Eastwood USA: California Prunedale J. T. Howell 32026 1957-4-27

GH: 00350216 Arctostaphylos crustacea Eastwood USA: California San Francisco: Lake Merced J. T. Howell 10865 1933-3-3

A: 00350231 Arctostaphylos crustacea tomentosiformis J. E. Adams USA: California Sand hills 1 mile east of Felton J. T. Howell 19618 1944-6-11

A: 00350270 Arctostaphylos crustacea rosei (Eastwood) McMinn USA: California Lake Merced, San Francisco J. T. Howell 11772 1934-3-9

A: 00350273 Arctostaphylos crustacea rosei (Eastwood) McMinn USA: California Lake Merced, San Francisco J. T. Howell 10865 1933-3-3

GH: 00350275 Arctostaphylos crustacea rosei (Eastwood) McMinn USA: California Lake Merced, San Francisco J. T. Howell 11772 1934-3-9

GH: 00350361 Arctostaphylos cushingiana Eastwood USA: California Above Blythedale Canyon, east side of Mt. Ta... J. T. Howell 23036 1947-3-2

GH: 00350362 Arctostaphylos cushingiana Eastwood USA: California west of saddle between Juipero Serra & Pinyo... J. T. Howell 30187 1955-5-18

GH: 00342788 Arctostaphylos cushingiana repens J. T. Howell USA: California Inverness Ridge J. T. Howell 19353 1944-6-4

GH: 00342789 Arctostaphylos cushingiana repens J. T. Howell USA: California Inverness Ridge west of Inverness J. T. Howell 19353 1944-3-26

A: 00350219 Arctostaphylos densiflora M. S. Baker USA: California Vine Hill District J. T. Howell 5768 1931-3-14

GH: 00350221 Arctostaphylos densiflora M. S. Baker USA: California Vine Hill District J. T. Howell 5767 1931-3-14

GH: 00350226 Arctostaphylos edmundsii J. T. Howell USA: California Rocky Creek between Carmel and Pt. Sur J. T. Howell 28302 1952-3-4

GH: 00350227 Arctostaphylos edmundsii J. T. Howell USA: California Hurricane Point, just south of Little Sur Ri... J. T. Howell 28299 1952-3-4

A: 00350248 Arctostaphylos elegans Jepson USA: California Just east of Alder Springs J. T. Howell 18907 1943-8-2

A: 00350253 Arctostaphylos elegans Jepson USA: California Sawmill Flat, Bartlett Mountain J. T. Howell 21134 1945-6-21

GH: 00350259 Arctostaphylos glandulosa Eastwood USA: California Sandstone road cut, 2 miles east of Carmel V... J. T. Howell 28304 1952-3-5

GH: 00350285 Arctostaphylos glandulosa Eastwood USA: California Hastings Reservation, Santa Lucia Mts. J. T. Howell 29130 1954-3-18

GH: 00350286 Arctostaphylos glandulosa Eastwood USA: California Arroyo Seco River Canyon, Santa Lucia Mts. J. T. Howell 30137 1954-11-3

GH: 00350328 Arctostaphylos glandulosa Eastwood USA: California 26 miles from Livermore on road to San Anton... J. T. Howell 4676 1930-4-6

GH: 00350329 Arctostaphylos glandulosa Eastwood USA: California First divide on road to Livermore after leav... J. T. Howell 4675 1930-4-6

GH: 00350330 Arctostaphylos glandulosa Eastwood USA: California Near Mt. St. Helena J. T. Howell 4562 1930-3-23

A: 00350351 Arctostaphylos glandulosa campbelliae (Eastwood) J. E. Adams USA: California Summit of Mt. Hamilton J. T. Howell 11506 1933-8-13

A: 00350358 Arctostaphylos glandulosa cushingiana (Eastwood) J. E. Adams ex McMinn USA: California South side of Mt. Tamalpais above Mill Valle... J. T. Howell 10868 1933-3-19

A: 00350359 Arctostaphylos glandulosa cushingiana (Eastwood) J. E. Adams ex McMinn USA: California Slopes of Triniti[y] Mt., 2 miles ne. of Gle... J. T. Howell 10928 1933-4-1

GH: 00350361 Arctostaphylos glandulosa cushingiana (Eastwood) J. E. Adams ex McMinn USA: California Above Blythedale Canyon, east side of Mt. Ta... J. T. Howell 23036 1947-3-2

GH: 00350362 Arctostaphylos glandulosa cushingiana (Eastwood) J. E. Adams ex McMinn USA: California west of saddle between Juipero Serra & Pinyo... J. T. Howell 30187 1955-5-18

GH: 00350364 Arctostaphylos glandulosa cushingiana (Eastwood) J. E. Adams ex McMinn USA: California Slopes at head of Muir Woods J. T. Howell 10866A 1933-3-19

GH: 00350366 Arctostaphylos glandulosa cushingiana (Eastwood) J. E. Adams ex McMinn USA: California South side of Mount Tamalpais, above Mill Va... J. T. Howell 10868 1933-3-19

A: 00350368 Arctostaphylos glandulosa cushingiana (Eastwood) J. E. Adams ex McMinn USA: California Slopes at head of Muir Woods J. T. Howell 10866A 1933-3-19

GH: 00342788 Arctostaphylos glandulosa cushingiana (Eastwood) J. E. Adams ex McMinn USA: California Inverness Ridge J. T. Howell 19353 1944-6-4

GH: 00342789 Arctostaphylos glandulosa cushingiana (Eastwood) J. E. Adams ex McMinn USA: California Inverness Ridge west of Inverness J. T. Howell 19353 1944-3-26

GH: 00350369 Arctostaphylos glandulosa howellii (Eastwood) J. E. Adams ex McMinn USA: California summit ridge of Junipero Serra Peak, Santa L... J. T. Howell 30156 1955-5-17

GH: 00350371 Arctostaphylos glandulosa howellii (Eastwood) J. E. Adams ex McMinn USA: California Summit ridge of Junipero Serra Peak, Santa L... J. T. Howell 30161 1955-5-17

GH: 00014677 Arctostaphylos howellii Eastwood USA: California Canyon of the Arroyo Seco River, Santa Lucia... J. T. Howell 5687 1930-10-25

GH: 00350369 Arctostaphylos howellii Eastwood USA: California summit ridge of Junipero Serra Peak, Santa L... J. T. Howell 30156 1955-5-17

GH: 00350371 Arctostaphylos howellii Eastwood USA: California Summit ridge of Junipero Serra Peak, Santa L... J. T. Howell 30161 1955-5-17

GH: 00350502 Arctostaphylos insularis Greene ex Parry USA: California Santa Cruz Island J. T. Howell 6397 1931-4-15

A: 00350508 Arctostaphylos insularis Greene ex Parry USA: California Head of Cochie Canyon, Santa Cruz Island J. T. Howell 6302 1931-4-12

A: 00350546 Arctostaphylos manzanita Parry USA: California Serpentine Ridge, 2 miles east of Occidental J. T. Howell 10952 1933-4-2

GH: 00350552 Arctostaphylos manzanita Parry USA: California Hills northeast of San Rafael J. T. Howell 17880 1943-3-7

GH: 00350580 Arctostaphylos manzanita Parry USA: California Chaparral on the edge of the "Crater Country... J. T. Howell 5352 1930-7-13

GH: 00350581 Arctostaphylos manzanita Parry USA: California East of Mt. St. Helena Inn near Mt. St. Hele... J. T. Howell 4555 1930-3-23

A: 00350598 Arctostaphylos manzanita Parry USA: California Booth place, Knights Valley J. T. Howell 1939-1-15

A: 00350619 Arctostaphylos manzanita Parry USA: California Just west of Alder Springs Ranger Station J. T. Howell 18909 1943-8-2

GH: 00350670 Arctostaphylos mariposa Dudley USA: California About 2 mi. from Alta Sierra, along old road... J. T. Howell 51723 1976-5-18

A: 00350671 Arctostaphylos mariposa Dudley USA: California Zigzags east of Kings Canyon, Bubbs Creek J. T. Howell 15608 1940-7-28

GH: 00350702 Arctostaphylos mariposa bivisa Jepson USA: California Chowchilla Mt. J. T. Howell 6683 1931-6-8

GH: 00350656 Arctostaphylos mewukka Merriam USA: California 2 miles northwest of Spring Garden J. T. Howell 51577 1976-4-2

GH: 00350662 Arctostaphylos mewukka Merriam USA: California Twain Harte J. T. Howell 29043 1953-5-25

GH: 00362124 Arctostaphylos montana Eastwood USA: California Serpentin area, Simmos Trail Mt. Tamalpais J. T. Howell 23200 1947-5-25

GH: 00350706 Arctostaphylos myrtifolia Parry USA: California Near Boston House on road to Wallace J. T. Howell 52742 1978-4-4

A: 00350735 Arctostaphylos nevadensis A. Gray USA: California Spirit Lake, Marble Mts. J. T. Howell 14998 1939-8-3

A: 00350736 Arctostaphylos nevadensis A. Gray USA: California Caribou Basin, Salmon-Trinity Alps J. T. Howell 13440 1937-7-25

A: 00350754 Arctostaphylos nevadensis A. Gray USA: California West side of Donner Pass near Norden J. T. Howell 18506 1943-7-17

A: 00350755 Arctostaphylos nevadensis A. Gray USA: California Anthony Peak, east side J. T. Howell 19763 1944-7-14

A: 00350756 Arctostaphylos nevadensis A. Gray USA: California Log Spring Ridge J. T. Howell 19208 1943-8-8

A: 01117457 Arctostaphylos nevadensis A. Gray USA: Nevada Third Creek, Near Mt. Rose J. T. Howell 14050 1938-8-3

GH: 00350868 Arctostaphylos patula Greene USA: California About 2 mi. from Alta Sierra, along old road... J. T. Howell 51722 1976-5-18

A: 00350944 Arctostaphylos patula Greene USA: California Caribou Basin, Salmon-Trinity Alps J. T. Howell 13472 1937-7-25

GH: 00350958 Arctostaphylos patula Greene USA: California near Spring Garden J. T. Howell 51579 1976-4-2

GH: 00350959 Arctostaphylos patula Greene USA: California near Spring Garden J. T. Howell 51580 1976-4-2

GH: 00350960 Arctostaphylos patula Greene USA: California near Spring Garden J. T. Howell 51579 1976-4-2

A: 00350975 Arctostaphylos patula Greene USA: California Plaskett Meadows J. T. Howell 18949 1943-8-3

GH: 00014684 Arctostaphylos pechoensis viridissima Eastwood USA: California China Harbor, Santa Cruz Island J. T. Howell 6368 1931-4-14

GH: 00362124 Arctostaphylos pungens Kunth USA: California Serpentin area, Simmos Trail Mt. Tamalpais J. T. Howell 23200 1947-5-25

GH: 00362125 Arctostaphylos pungens Kunth USA: California the Pinnacles J. T. Howell 4604 1930-3-29

A: 00362146 Arctostaphylos sensitiva Jepson USA: California Above Muir Woods, south side of Mt. Tamalpai... J. T. Howell 1947-1-12

GH: 00362153 Arctostaphylos sensitiva Jepson USA: California South side of Mt. Tamalpais J. T. Howell 731 1925-2-1

A: 00362140 Arctostaphylos silvicola Jepson & Wieslander USA: California Sand hills 1 mile east of Felton J. T. Howell 19617 1944-6-11

GH: 00350067 Arctostaphylos sp. USA: California 8 miles west of Santa Rosa J. T. Howell 10948 1933-4-2

GH: 00350068 Arctostaphylos sp. USA: California 8 miles west of Santa Rosa J. T. Howell 10947 1933-4-2

GH: 00350069 Arctostaphylos sp. USA: California 8 miles west of Santa Rosa J. T. Howell 10950 1933-4-2

GH: 00350070 Arctostaphylos sp. USA: California 8 miles west of Santa Rosa J. T. Howell 10949 1933-4-2

GH: 00350071 Arctostaphylos sp. USA: California 8 miles west of Santa Rosa J. T. Howell 10951 1933-4-2

A: 00362485 Arctostaphylos sp. USA: California Log Spring Ridge, 1.1 miles west of ranger s... J. T. Howell 19214 1943-8-8

A: 00362486 Arctostaphylos sp. USA: California Log Spring Ridge J. T. Howell 19210 1943-8-8

A: 00362487 Arctostaphylos sp. USA: California Log Spring Ridge J. T. Howell 19211 1943-8-8

GH: 00362490 Arctostaphylos sp. USA: California Summit ridge of Junipero Serra Peak, Santa L... J. T. Howell 30158 1955-5-17

GH: 00362562 Arctostaphylos sp. USA: California Vine Hill District J. T. Howell 5777 1931-3-14

GH: 00362563 Arctostaphylos sp. USA: California Vine Hill District J. T. Howell 5776 1931-3-14

GH: 00362564 Arctostaphylos sp. USA: California Vine Hill District J. T. Howell 5775 1931-3-14

A: 00362583 Arctostaphylos sp. USA: California Chaparral-covered slope near Phoenix Lake J. T. Howell 5380 1930-7-20

A: 00362205 Arctostaphylos stanfordiana Parry USA: California Sawill Flat, Bartlett Mountain J. T. Howell 21087 1945-6-20

A: 00362224 Arctostaphylos stanfordiana Parry USA: California 2 1/2 miles from Camp Meeker on road to Mont... J. T. Howell 12663 1936-7-26

A: 00362314 Arctostaphylos stanfordiana hispidula (Howell) J. E. Adams USA: California 2 miles east of Occidental J. T. Howell 10953 1933-4-2

A: 00350232 Arctostaphylos subcordata Eastwood USA: California Ravenswood, Santa Cruz Island J. T. Howell 6229 1931-4-10

GH: 00362263 Arctostaphylos tomentosa Lindley USA: California Año Nuevo pines J. T. Howell 10987 1933-4-9

A: 00362343 Arctostaphylos tomentosa Lindley USA: California Año Nuevo pines, n. Santa Cruz Co. J. T. Howell 10987 1933-4-9

A: 00362367 Arctostaphylos tomentosa bracteosa (de Candolle) J. E. Adams USA: California Road cut in Monterey shale, 2 miles from Sal... J. T. Howell 28306 1952-3-5

GH: 00362368 Arctostaphylos tomentosa bracteosa (de Candolle) J. E. Adams USA: California 10 miles east of Carmel Valley Post Office, ... J. T. Howell 29136 1954-3-18

A: 00350232 Arctostaphylos tomentosa subcordata (Eastwood) P. V. Wells USA: California Ravenswood, Santa Cruz Island J. T. Howell 6229 1931-4-10

GH: 00362172 Arctostaphylos truei W. Knight USA: California Injun Jim Campground, North Feather River J. T. Howell 51572 1976-4-2

GH: 00362173 Arctostaphylos truei W. Knight USA: California Injun Jim Campground, North Feather River J. T. Howell 51571 1976-4-2

GH: 00362174 Arctostaphylos truei W. Knight USA: California Injun Jim Campground, North Feather River J. T. Howell 51571 1976-4-2

GH: 00362175 Arctostaphylos truei W. Knight USA: California Paradise J. T. Howell 51569 1976-4-2

GH: 00362176 Arctostaphylos truei W. Knight USA: California Injun Jim Campground, North Fork Feather Riv... J. T. Howell 51570 1976-4-2

A: 01536058 Arctostaphylos uva-ursi (Linnaeus) Sprengel Canada: British Columbia Vancouver Island: Craig J. T. Howell 7748 1931-8-12

A: 01536284 Arctostaphylos uva-ursi (Linnaeus) Sprengel Canada: Alberta Bow River Valley, 11 miles s. of Lake Louise J. T. Howell 7832 1931-8-18

A: 01536579 Arctostaphylos uva-ursi (Linnaeus) Sprengel USA: Washington Mt. Angeles J. T. Howell 7434 1931-7-21

GH: 00362388 Arctostaphylos viscida Parry USA: California On serpentine ridge slope with No. 51577. 2 ... J. T. Howell 51578 1976-4-2

A: 00362402 Arctostaphylos viscida Parry USA: California 8.9 miles south of Kelseyville J. T. Howell 18043 1943-5-11

GH: 00362435 Arctostaphylos viscida Parry USA: California Five miles south of Middletown on road to Ca... J. T. Howell 4572 1930-3-23

A: 00362449 Arctostaphylos viscida Parry USA: California Five miles south of Middletown on road to Ca... J. T. Howell 4572 1930-3-23

A: 00362462 Arctostaphylos viscida Parry USA: California Near nunction [junction] of Tangle Blue and ... J. T. Howell 12813 1936-8-26

A: 00362683 Comarostaphylis diversifolia planifolia (Jepson) G. D. Wallace USA: California Ravenswood, Santa Cruz I. J. T. Howell 6226 1931-4-10

GH: 00362700 Gaultheria humifusa (Graham) Rydberg USA: California Near Garnet Lake J. T. Howell 16739 1941-8-3

GH: 00362701 Gaultheria humifusa (Graham) Rydberg USA: California Snow Flat J. T. Howell 20685 1944-8-18

A: 00362727 Kalmia microphylla (Hooker) A. Heller USA: California Caribou Basin, Salmon-Trinity Alps J. T. Howell 13410 1937-7-24

A: 01594927 Leucothoë davisiae Torrey ex A. Gray USA: California Caribou Basin, Salmon-Trinity Alps J. T. Howell 13387 1937-7-24

A: 01594931 Leucothoë davisiae Torrey ex A. Gray USA: California Frog Lake J. T. Howell 18772 1943-7-24

A: 00362823 Phyllodoce breweri (A. Gray) A. Heller USA: California Frog Lake J. T. Howell 18777 1943-7-24

GH: 01683609 Pleuricospora fimbriolata A. Gray USA: Oregon [data not captured] J. T. Howell 193 1884-6

A: 00363004 Rhododendron columbianum (Piper) Harmaja USA: California Reflection Lake J. T. Howell 16013 1940-8-5

A: 00363005 Rhododendron columbianum (Piper) Harmaja USA: California Between Donner Pass and West Lake J. T. Howell 18740 1943-7-23

A: 00363047 Rhododendron columbianum (Piper) Harmaja USA: California Little Five Lakes Basin J. T. Howell 17363 1942-7-29

A: 00363145 Vaccinium caespitosum Michaux USA: California Near Garnet Lake J. T. Howell 16436 1941-7-24
A: 00363150 Vaccinium caespitosum Michaux USA: California Caribou Basin, Salmon-Trinity Alps J. T. Howell 13416 1937-6-24
A: 00363154 Vaccinium caespitosum Michaux USA: California Ruby Lake, Rock Creek Lake Basin J. T. Howell 22414 1946-7-15
A: 00363152 Vaccinium deliciosum Piper USA: California Between Donner Pass and West Lake J. T. Howell 18717 1943-7-23
A: 00363190 Vaccinium membranaceum Douglas ex Torrey USA: California Sky High Valley, Marble Mts. J. T. Howell 15267 1939-8-10
A: 00363154 Vaccinium nivictum Camp USA: California Ruby Lake, Rock Creek Lake Basin J. T. Howell 22414 1946-7-15
A: 00363253 Vaccinium parvifolium Smith USA: California 3 miles e. of Ft. Bragg J. T. Howell 3057 1927-8-25
A: 00363277 Vaccinium uliginosum Linnaeus USA: California Tuolumne Canyon above Glen Aulin J. T. Howell 20465 1944-8-14
A: 00363278 Vaccinium uliginosum Linnaeus USA: California Between East Lake and Reflection Lake J. T. Howell 15997 1940-8-5
A: 00363282 Xylococcus bicolor Nuttall USA: California Several miles south and east of Dulzura Ranc... J. T. Howell 2964 1927-8-7

Euphorbiaceae
GH: 00347546 Chamaesyce vallis-mortae Millspaugh USA: California 10 miles east of Onyx J. T. Howell 33198 1958-5-23
GH: 00246255 Euphorbia guadalupensis J. T. Howell Mexico: Baja California Norte Guadalupe Island: Melpomone Cove J. T. Howell 8331 1932-3-18

GH: 00246255 Euphorbia pondii Millspaugh Mexico: Baja California Norte Guadalupe Island: Melpomone Cove J. T. Howell 8331 1932-3-18

GH: 00347546 Euphorbia vallis-mortae (Millspaugh) J. T. Howell USA: California 10 miles east of Onyx J. T. Howell 33198 1958-5-23
A: 00244125 Jatropha cinerea Müller Argoviensis Mexico: Baja California Sur Cape San Lucas J. T. Howell 10606 1932-8-6

A: 00244125 Jatropha moranii Dehgan & G. L. Webster Mexico: Baja California Sur Cape San Lucas J. T. Howell 10606 1932-8-6

Fabaceae
GH: 01992926 Acmispon americanus (Nuttall) Rydberg USA: California south of Bodfish J. T. Howell 47372 1970-9-24

GH: 01963211 Acmispon brachycarpus (Bentham) D. D. Sokoloff USA: California Big Carson J. T. Howell 1942-4-19

GH: 01963300 Acmispon dendroideus (Greene) Brouillet USA: California Anacapa Island J. T. Howell 3804 1928-5-19

GH: 01963410 Acmispon grandiflorus (Bentham) Brouillet USA: California Kern River Canyon above Roads End J. T. Howell 37250 1962-5-22

GH: 01963604 Acmispon junceus bioletti (Greene) Brouillet USA: California Inverness Ridge J. T. Howell 19531 1944-6-4

GH: 01963748 Acmispon nevadensis (S. Watson) Brouillet USA: California 1.5 miles southeast of Summit. Greenhorn Mou... J. T. Howell 38328 1962-7-8

GH: 01967043 Acmispon strigosus (Nuttall) Brouillet USA: California Kern River Canyon 6 miles south of Roads End... J. T. Howell 33114 1958-5-22

GH: 01967057 Acmispon strigosus (Nuttall) Brouillet USA: California Above Cascade Canyon, south side of Mt. Tama... J. T. Howell 19505 1944-5-27

GH: 01967167 Acmispon subpinnatus (Lagasca) D. D. Sokoloff USA: California San Anselmo Canyon J. T. Howell 1940-5-12

A: 00366154 Amorpha californica Nuttall USA: California 6 miles from Trinity Center on road to Frenc... J. T. Howell 13149 1937-7-20

GH: 02067419 Astragalus acutirostris S. Watson USA: California Alabama Hills J. T. Howell 33240 1958-5-23

GH: 02064508 Astragalus austiniae A. Gray USA: California Castle Peak J. T. Howell 18540 1943-7-18

GH: 02064833 Astragalus bolanderi A. Gray USA: California Between Jackass and Beasore Meadows J. T. Howell 34591 1958-8-17

GH: 00366257 Astragalus clarianus Jepson USA: California 12.5 miles from St. Helena on Spring Mountai... J. T. Howell 6431 1931-4-19

GH: 00366258 Astragalus clarianus Jepson USA: California Conn Valley J. T. Howell 6442 1931-4-19

GH: 00366268 Astragalus crotalariae Bentham USA: California Indio, Colorado Desert J. T. Howell 3549 1928-3-25

GH: 02044041 Astragalus douglasii (Torrey & A. Gray) A. Gray USA: California Sandy flood plain of Salinas River King City J. T. Howell 32072 1957-4-29

GH: 00366302 Astragalus lemmoni A. Gray USA: California Long Valley J. T. Howell 14383 1938-8-8

GH: 02052501 Astragalus lentiginosus ineptus (A. Gray) M. E. Jones USA: California South end of Coyote Ridge, Big Pine Lakes J. T. Howell 24009 1947-8-11

GH: 02052465 Astragalus lentiginosus fremontii (A. Gray ex Torrey) S. Watson USA: California Carroll Creek J. T. Howell 33357 1958-5-25

GH: 02049264 Astragalus mohavensis S. Watson USA: California Surprise Canyon, Panamint Mts. J. T. Howell 3920 1928-6-14

GH: 00058837 Astragalus monoensis Barneby USA: California Near Crestview J. T. Howell 14500 1938-8-10

GH: 02049690 Astragalus nuttallii (Torrey & A. Gray) J. T. Howell USA: California McClure Beach J. T. Howell 2359 1947-5-14

GH: 02049872 Astragalus panamintensis E. Sheldon USA: California Surprise Canyon, Panamint Mts. J. T. Howell 4006 1928-6-17

GH: 02048343 Astragalus purshii tinctus M. E. Jones USA: California Onion Valley road J. T. Howell 33444 1958-5-26

GH: 00366397 Astragalus pycnostachyus A. Gray USA: California Stinson Beach J. T. Howell 21253 1945-6-30

GH: 00366398 Astragalus pycnostachyus A. Gray USA: California Just above high tide line, salt marsh at hea... J. T. Howell 21433 1945-8-19

GH: 02048600 Astragalus sepultipes (Barneby) Barneby USA: California Whitney Portal road J. T. Howell 33315 1958-5-24

GH: 00366458 Lathyrus jepsonii Greene USA: California Suisun Marshes J. T. Howell 14592 1938-8-28

GH: 00366691 Lupinus albifrons Bentham USA: California Four miles from Middletown on road to Adams ... J. T. Howell 4570 1930-3-23

GH: 00366730 Lupinus albifrons douglasii (J. Agardh) C. P. Smith USA: California Simmons Trail, Mt. Tamalpais J. T. Howell 23196 1947-5-25

GH: 00366743 Lupinus antoninus Eastwood USA: California Mendocino: Anthony Peak, on west side of rid... J. T. Howell 19216 1943-8-8

GH: 00366775 Lupinus arboreus Sims USA: California Pt. Reyes Peninsula J. T. Howell 14731 "B" 1939-6-4

GH: 02176142 Lupinus covillei Greene USA: California Hamilton Lakes J. T. Howell 17648 1942-8-3

GH: 00366939 Lupinus culbertsonii Greene USA: California West of Reflection Lake J. T. Howell 15921 1940-8-2

GH: 00366940 Lupinus culbertsonii Greene USA: California Farewell Gap J. T. Howell 17851 1942-8-8

GH: 00366943 Lupinus culbertsonii Greene USA: California San Joaquin Mt. J. T. Howell 16875 1941-8-8

GH: 00366939 Lupinus culbertsonii hypolasius (Greene) B. J. Cox USA: California West of Reflection Lake J. T. Howell 15921 1940-8-2

GH: 00366940 Lupinus culbertsonii hypolasius (Greene) B. J. Cox USA: California Farewell Gap J. T. Howell 17851 1942-8-8

GH: 00366943 Lupinus culbertsonii hypolasius (Greene) B. J. Cox USA: California San Joaquin Mt. J. T. Howell 16875 1941-8-8

GH: 00065490 Lupinus debilis Eastwood USA: California Bartlett Mountain, Rupert Ridge to Bartlett ... J. T. Howell 21193 1945-6-21

GH: 00366730 Lupinus douglasii fallax (Greene) J. T. Howell USA: California Simmons Trail, Mt. Tamalpais J. T. Howell 23196 1947-5-25

GH: 00369006 Lupinus excubitus austromontanus (A. Heller) C. P. Smith USA: California 0.3 mile from Lightners Flat on road from Mt... J. T. Howell 47855 1971-6-15

GH: 02176325 Lupinus formosus Greene USA: California [data not captured] J. T. Howell 30580 1955-7-8

GH: 02176340 Lupinus formosus Greene USA: California [data not captured] J. T. Howell 15468 1940-5-20

GH: 02176342 Lupinus formosus Greene USA: California [data not captured] J. T. Howell 19688 1944-7-9

GH: 02176482 Lupinus fulcratus Greene USA: California [data not captured] J. T. Howell 16411 1941-7-23

GH: 02176483 Lupinus fulcratus Greene USA: California [data not captured] J. T. Howell 18893 1943-7-27

GH: 02176486 Lupinus fulcratus Greene USA: California [data not captured] J. T. Howell 34484 1958-8-16

GH: 00369029 Lupinus gracilentus Greene USA: California Tuolumne Canyon above Glen Aulin J. T. Howell 20453 1944-8-14

GH: 02176642 Lupinus inyoensis A. Heller USA: California [data not captured] J. T. Howell 14444 1938-8-9

GH: 02176802 Lupinus latifolius parishii (C. P. Smith) Kenney & Dunn USA: California [data not captured] J. T. Howell 17820 1942-8-7

GH: 02177114 Lupinus lyallii villosus Jepson USA: California [data not captured] J. T. Howell 20418 1944-8-12

GH: 00369078 Lupinus magnificus M. E. Jones USA: California Surprise Canyon, Panamint Mts. J. T. Howell 3893 1928-6-14

GH: 02177121 Lupinus malacophyllus Greene USA: Nevada [data not captured] J. T. Howell 38102 1962-6-21

GH: 02177122 Lupinus marinensis Eastwood USA: California [data not captured] J. T. Howell 20859 1945-5-13

GH: 02177143 Lupinus meionanthus A. Gray USA: California [data not captured] J. T. Howell 18674 1943-7-21

GH: 02177152 Lupinus micranthus Douglas ex Lindley USA: California [data not captured] J. T. Howell 35280 1960-5-3

GH: 02177262 Lupinus microcarpus densiflorus (Bentham) Jepson USA: California [data not captured] J. T. Howell 13118 1937-7-18

GH: 02177324 Lupinus mollis A. Heller USA: Washington [data not captured] J. T. Howell 1879-6

GH: 00065582 Lupinus monoensis Eastwood USA: California Near Crestview J. T. Howell 14498 1938-8-10

GH: 02128067 Lupinus polyphyllus superbus (A. Heller) Munz USA: California [data not captured] J. T. Howell 17756 1942-8-5

GH: 02128066 Lupinus polyphyllus superbus (A. Heller) Munz USA: California [data not captured] J. T. Howell 20457 1944-8-14

GH: 02128084 Lupinus polyphyllus superbus (A. Heller) Munz USA: California [data not captured] J. T. Howell 20967 1945-6-18

GH: 02128248 Lupinus rivularis Douglas ex Lindley USA: California [data not captured] J. T. Howell 14832 1939-7-2

GH: 02128345 Lupinus sellulus Kellogg USA: California [data not captured] J. T. Howell 15039 1939-8-4

GH: 02128385 Lupinus sellulus ursinus (Eastwood) B. J. Cox USA: California [data not captured] J. T. Howell 19043 1943-8-4

GH: 00404270 Lupinus sp. USA: California About 2 miles southeast of Chico J. T. Howell 51555 1976-4-2

GH: 00404271 Lupinus sp. USA: California Table Mountain, 4-5 miles north of Oroville J. T. Howell 51520 1976-4-1

GH: 02128958 Lupinus tidestromii layneae (Eastwood) Munz USA: California [data not captured] J. T. Howell 14729 1939-6-4

GH: 02129080 Lupinus variicolor Steudel USA: California [data not captured] J. T. Howell 14736 1939-6-4

GH: 02129562 Medicago hispida Gaertner USA: California [data not captured] J. T. Howell 1939-11-5

GH: 02129671 Medicago lupulina Linnaeus USA: California [data not captured] J. T. Howell 1940-9-22

A: 02134044 Psorothamnus schottii (Torrey) Barneby USA: California [data not captured] J. T. Howell 3548 1928-3-25

GH: 02137886 Trifolium albopurpureum Torrey & A. Gray USA: California [data not captured] J. T. Howell 1945-5-6

GH: 02137952 Trifolium appendiculatum Lojacono USA: California [data not captured] J. T. Howell 20784 1945-4-29

GH: 02137951 Trifolium appendiculatum Lojacono USA: California [data not captured] J. T. Howell 21643 1946-4-18

GH: 02619430 Trifolium barbigerum Torrey USA: California [data not captured] J. T. Howell 15504 1940-5-20

GH: 02342289 Trifolium breweri S. Watson USA: California [data not captured] J. T. Howell 36647 1961-6-21

GH: 02619518 Trifolium depauperatum Desvaux USA: California [data not captured] J. T. Howell 13729 1938-4-3

GH: 02619538 Trifolium depauperatum amplectens (Torr. & A. Gray) Rattan USA: California [data not captured] J. T. Howell 30227 1955-5-20

GH: 02342793 Trifolium dichotomum Hooker & Arnott USA: California [data not captured] J. T. Howell 17932 1943-5-2

GH: 02342695 Trifolium dubium Sibthorp USA: California [data not captured] J. T. Howell 1946-6-16

GH: 02620627 Trifolium fucatum Lindley USA: California [data not captured] J. T. Howell 19473 1944-5-14

GH: 02620650 Trifolium fucatum Lindley USA: California [data not captured] J. T. Howell 19435 1944-5-7

GH: 02342907 Trifolium glomeratum Linnaeus USA: California [data not captured] J. T. Howell 29644 1954-5-16

GH: 02342933 Trifolium gracilentum Torrey & A. Gray USA: California [data not captured] J. T. Howell 15507 1940-5-20

GH: 02343343 Trifolium longipes elmeri (Greene) J. M. Gillett USA: California [data not captured] J. T. Howell 13592 1927-7-27

GH: 02343486 Trifolium macraei Hooker & Arnott USA: California [data not captured] J. T. Howell 17933 1943-5-2

GH: 02620729 Trifolium microdon Hooker & Arnott USA: California [data not captured] J. T. Howell 1944-5-7

GH: 02464217 Trifolium monanthum tenerum (Eastwood) J. M. Gillett USA: California Near Garnet Lake J. T. Howell 16815 1941-8-7

GH: 02464240 Trifolium obtusiflorum Hooker USA: California Deer Flat, Mt. Diablo J. T. Howell 17043 1942-7-19

GH: 02464300 Trifolium oliganthum Steudel USA: California Ssan Rafael Hills J. T. Howell 23130 1947-5-4

GH: 02464288 Trifolium oliganthum Steudel USA: California Bald Mt. west of San Anselmo J. T. Howell 23080 1947-4-27

GH: 02498829 Trifolium variegatum Nuttall USA: California Below Phoenix Lake J. T. Howell 1945-4-29

GH: 02498843 Trifolium variegatum Nuttall USA: California Merced J. T. Howell 4171 1929-4-18

GH: 02344365 Trifolium wormskioldii Lehmann USA: California [data not captured] J. T. Howell 21750 1946-5-4

GH: 02345447 Vicia angustifolia segitalis (Thuillier) Arcangeli USA: California [data not captured] J. T. Howell 1939-5-21

GH: 02345446 Vicia angustifolia segitalis (Thuillier) Arcangeli USA: California [data not captured] J. T. Howell 19610 1944-6-11

GH: 02345520 Vicia benghalensis Linnaeus USA: California [data not captured] J. T. Howell 1945-5-20

GH: 02345518 Vicia benghalensis Linnaeus USA: California [data not captured] J. T. Howell 22063 1946-6-13

GH: 02345517 Vicia benghalensis Linnaeus USA: California [data not captured] J. T. Howell 13886 1938-6-4

GH: 02347034 Vicia hassei S. Watson USA: California [data not captured] J. T. Howell 21658 1946-4-18

GH: 02347066 Vicia hirsuta (Linnaeus) Gray USA: California [data not captured] J. T. Howell 22069 1946-6-16

GH: 02347231 Vicia lutea Linnaeus USA: California [data not captured] J. T. Howell 19466 1944-5-14

GH: 02347325 Vicia salaminia Heldr. & Sart USA: California [data not captured] J. T. Howell 19483 1944-5-14

Fagaceae
A: 00344095 Chrysolepis chrysophylla (Douglas ex Hooker) Hjelmquist USA: California Above Muir Woods, south side of Mt. Tamalpai... J. T. Howell 1947-1-12
GH: 00344102 Chrysolepis chrysophylla (Douglas ex Hooker) Hjelmquist USA: California Eldridge Grade above Phoenix Lake, Mt. Tamal... J. T. Howell 23327 1947-7-6
GH: 00356869 Notholithocarpus densiflorus (Hooker & Arnott) Manos, Cannon & S. H. Oh USA: California Berry Trail, Mt. Tamalpais J. T. Howell 23206 1947-5-25
GH: 00356954 Quercus agrifolia Née USA: California Nortonville J. T. Howell 26638 1950-7-5
GH: 00344021 Quercus agrifolia Née USA: California 12 miles s. of Warner's Hot Springs, San Die... J. T. Howell 3264 1927-11-27
GH: 00344021 Quercus agrifolia oxyadenia J. T. Howell USA: California 12 miles s. of Warner's Hot Springs, San Die... J. T. Howell 3264 1927-11-27
GH: 00344048 Quercus agrifolia frutescens Engelmann USA: California Bootjack, Mt. Tamalpais J. T. Howell 23048 1947-3-23
GH: 00344198 Quercus alvordiana Eastwood USA: California North slope near San Benito J. T. Howell 8047B. 1931-9-6
A: 00343212 Quercus breweri Engelmann USA: California South Fork of Salmon River near Big Flat J. T. Howell 13353 1937-7-23
A: 00344265 Quercus chrysolepis Liebmann USA: California Zigzags east of Kings Canyon, Bubbs Creek J. T. Howell 15607 1940-7-28
A: 00344681 Quercus dumosa Nuttall USA: California Aliso Canyon, s. Punete Hills J. T. Howell 3168 1927-10-23
A: 00344682 Quercus dumosa Nuttall USA: California Near Dulzura Ranch onroad to Campo J. T. Howell 2963 1927-8-7
A: 00344805 Quercus durata Jepson USA: California Summit of Cedar Mt. J. T. Howell 4528 1929-10-20
GH: 00344815 Quercus durata Jepson USA: California Canyon of Pope Creek below Walter's Springs J. T. Howell 3045 1927-8-24
A: 00344838 Quercus durata Jepson USA: California Sage Canyon, Napa Range J. T. Howell 11642 1933-8-27
GH: 00344857 Quercus eplingii C. H. Müller USA: California Near Camp Libenthal J. T. Howell 21904 1946-5-19
A: 00344917 Quercus garryana Douglas ex Hooker USA: California Meadows se. of Black Butte J. T. Howell 19139 1943-8-6
A: 00344921 Quercus garryana Douglas ex Hooker USA: California 2 miles from Smith Creek on road to San Jose J. T. Howell 11494 1933-8-13
A: 00344944 Quercus garryana Douglas ex Hooker USA: California Fairfax Hills near Camp Lilienthal J. T. Howell 21301 1945-7-15
A: 00343212 Quercus garryana breweri (Engelmann) Jepson USA: California South Fork of Salmon River near Big Flat J. T. Howell 13353 1937-7-23
A: 00343008 Quercus kelloggii Newberry USA: California Hills onn. side of Chiles Valley J. T. Howell 3044 1927-8-23
A: 00343040 Quercus kelloggii Newberry USA: California 12 miles from Douglas City on road to Peanut J. T. Howell 12869 1936-8-28
A: 00343194 Quercus lobata Née USA: California 4 miles north of the Pinnacles J. T. Howell 11540 1933-8-17
GH: 00343195 Quercus lobata Née USA: California Near Fairfax J. T. Howell 1945-7-15
A: 00343311 Quercus sadleriana R. Brown (of Campster) USA: California Spirit Lake, Marble Mts. J. T. Howell 14881 1939-8-2
GH: 00344857 Quercus sp. USA: California Near Camp Libenthal J. T. Howell 21904 1946-5-19
A: 00343462 Quercus tomentella Engelmann USA: California Santa Cruz Island near the west end J. T. Howell 6326 1931-4-13
A: 00343547 Quercus vacciniifolia Kellogg USA: California Caribou Basin, Salmon-Trinity Alps J. T. Howell 13522 1937-7-26
A: 00343548 Quercus vacciniifolia Kellogg USA: California Canyon of Snow Basin Creek J. T. Howell 19101 1943-8-5
A: 00343549 Quercus vacciniifolia Kellogg USA: California Boreal Ridge, West side of Donner Pass near ... J. T. Howell 18429 1943-7-16
A: 00343550 Quercus vacciniifolia Kellogg USA: California Spirit Lake, Marble Mts. J. T. Howell 14880 1939-8-2
A: 00343744 Quercus wislizenii frutescens Engelmann USA: California Top of control on road to Hemet, Mt. San Jac... J. T. Howell 2938 1927-8-2
Fissidentaceae
FH: 00060788 Fissidens howellii E. B. Bartram Ecuador: Galapagos Province Indefatigable Island, above Fortuna inthe ra... J. T. Howell 21 1932-5-9
Fossombroniaceae
FH: 01135510 Fossombronia longiseta Austin USA: California [data not captured] J. T. Howell 1933-5-28

FH: 01135511 Fossombronia longiseta Austin USA: California [data not captured] J. T. Howell 1938-3-20

FH: 01135514 Fossombronia longiseta Austin USA: California [data not captured] J. T. Howell 1934-4-1

Frankeniaceae
GH: 00376208 Frankenia salina (Molina) I. M. Johnston USA: California San Mateo J. T. Howell 659 1924-9-28
Frullaniaceae
FH: 00498741 Frullania tamarisci nisquallensis (Sullivant) S. Hattori USA: California Mendocino City: [data not captured] J. T. Howell 292 1934

FH: 00498745 Frullania tamarisci nisquallensis (Sullivant) S. Hattori USA: Oregon [data not captured] J. T. Howell 354 1934-4-15

Funariaceae
FH: 00487445 Funaria bolanderi (Lesquereux) Holzinger USA: California [data not captured] J. T. Howell 1932-3-13

FH: 00487449 Funaria bolanderi (Lesquereux) Holzinger USA: California [data not captured] J. T. Howell 1932-3-13

FH: 00557405 Funaria hygrometrica Hedwig Mexico: [data not captured] J. T. Howell 3 1932-3-17

FH: 00780352 Funaria microstoma Bruch ex Schimper USA: California [data not captured] J. T. Howell 1950-7-15

Garryaceae
A: 00401680 Garrya elliptica Douglas ex Lindley USA: California Above Muir Woods, south side of Mt. Tamalpai... J. T. Howell 1947-1-12
GH: 00401700 Garrya elliptica Douglas ex Lindley USA: California ne. slope of Grizzley Peak, Berkeley Hills J. T. Howell 5304 1930-6-15
A: 00401704 Garrya elliptica Douglas ex Lindley USA: California Head of San Leandro Canyon, Oakland Hills J. T. Howell 1625 1926-1-16
A: 00401775 Garrya flavescens congdonii (Eastwood) Dahling USA: California On Lower Lake-Knoxville road at Lake Co. lin... J. T. Howell 14652 1939-5-7
GH: 00401786 Garrya flavescens pallida (Eastwood) Dahling USA: California west of saddle between Junipero Serra & Piny... J. T. Howell 30176 1955-5-18
GH: 00401812 Garrya flavescens pallida (Eastwood) Dahling USA: California Bear canyons, Santa Lucia Mts. J. T. Howell 30188 1955-5-19
A: 00401847 Garrya fremontii Torrey USA: California South Fork of Salmon River near Big Flat J. T. Howell 13346 1937-7-23
A: 00401865 Garrya fremontii Torrey USA: California 7 miles from Minersville on road to Weavervi... J. T. Howell 12866 1936-8-28
A: 00401866 Garrya fremontii Torrey USA: California Snow Creek Trail J. T. Howell 15567 1940-6-1
A: 00401867 Garrya fremontii Torrey USA: California Sawmill Flat to Ruppert Ridge, Bartlett Moun... J. T. Howell 21188 1945-6-21
A: 00401868 Garrya fremontii Torrey USA: California Summit of Wooden Valley Grade J. T. Howell 14597 1939-2-5
A: 00401899 Garrya fremontii Torrey USA: California Northside Trail, Mt. Tamalpais J. T. Howell 17864 1942-9-6
A: 00401945 Garrya veatchii Kellogg USA: California old road to Hesperia near Cajon Pass, Mojave... J. T. Howell 2488 1927-6-11
A: 00401946 Garrya veatchii Kellogg USA: California Trail between Haines Canyon and Mt. Lukens, ... J. T. Howell 3342 1928-2-11
GH: 00401975 Garrya veatchii Kellogg USA: California Trail to Switzer's Arroyo Seco, San Gabriel ... J. T. Howell 3350 1928-2-18
Gentianaceae
GH: 00400161 Centaurium muehlenbergii (Grisebach) W. Wight USA: California Low hills in sandy soil near the Monterey Ai... J. T. Howell 41355 1965-6-15

GH: 00400163 Centaurium muehlenbergii (Grisebach) W. Wight USA: California Hills SW. of St. Helena J. T. Howell 16317 1941-6-21

GH: 00400170 Centaurium muehlenbergii (Grisebach) W. Wight USA: California Serpentine slope at head of Lucas Valley J. T. Howell 13944 1938-7-3

GH: 00402415 Eustoma exaltatum (Linnaeus) Grisebach USA: California Santa Ana Canyon J. T. Howell 3115 1927-9-24

GH: 00384943 Frasera tubulosa Coville USA: California Monache Mt. J. T. Howell 27155 1950-7-21

GH: 00400007 Gentianella simplex (A. Gray) J. M. Gillett USA: California Summit of Scott Mts. n. of Carrville J. T. Howell 12755 1936-8-24

GH: 00400007 Gentianopsis simplex (A. Gray) Iltis USA: California Summit of Scott Mts. n. of Carrville J. T. Howell 12755 1936-8-24

GH: 00400161 Zeltnera muehlenbergii (Grisebach) G. Mansion USA: California Low hills in sandy soil near the Monterey Ai... J. T. Howell 41355 1965-6-15

GH: 00400163 Zeltnera muehlenbergii (Grisebach) G. Mansion USA: California Hills SW. of St. Helena J. T. Howell 16317 1941-6-21

GH: 00400170 Zeltnera muehlenbergii (Grisebach) G. Mansion USA: California Serpentine slope at head of Lucas Valley J. T. Howell 13944 1938-7-3

Georgiaceae
FH: 01133061 Tetraphis pellucida Hedwig USA: Oregon [data not captured] J. T. Howell 1931-6-25

Geraniaceae
GH: 00363416 California macrophylla (Hooker & Arnott) Aldasoro, C. Navarro, P. Vargas, L. Sáez & Aedo USA: California Near San Benito J. T. Howell 11084 1933-4-22

GH: 00363416 Erodium macrophyllum Hooker & Arnott USA: California Near San Benito J. T. Howell 11084 1933-4-22

Grimmiaceae
FH: 00487649 Grimmia affinis Hornschuch USA: California [data not captured] J. T. Howell 21914 1954-6-29

FH: 00302900 Grimmia alpestris (F. Weber & D. Mohr) Schleicher USA: Washington near the summit of Mt. Angeles J. T. Howell 1931-7-23
FH: 00557567 Grimmia donniana Smith ex Spruce USA: Oregon [data not captured] J. T. Howell 1931-6-23

FH: 00557568 Grimmia donniana Smith ex Spruce USA: Oregon [data not captured] J. T. Howell 1931-6-26

FH: 00557572 Grimmia donniana Smith ex Spruce USA: Washington [data not captured] J. T. Howell 1931-7-19

FH: 00557604 Grimmia donniana Smith ex Spruce USA: California [data not captured] J. T. Howell 1953-3-24

FH: 00557605 Grimmia donniana Smith ex Spruce USA: California [data not captured] J. T. Howell 1953-5-24

FH: 00557606 Grimmia donniana Smith ex Spruce USA: California [data not captured] J. T. Howell 1953-5-24

FH: 00557649 Grimmia donniana Smith ex Spruce USA: California [data not captured] J. T. Howell 1956-4-8

FH: 00557650 Grimmia donniana Smith ex Spruce USA: California [data not captured] J. T. Howell 1956-6-5

FH: 00557651 Grimmia donniana Smith ex Spruce USA: California [data not captured] J. T. Howell 1956-4-8

FH: 00981443 Grimmia donniana Smith ex Spruce USA: California 1.5 miles above Briceburg, Merced River Cany... J. T. Howell 22182 1956-12-4
FH: 00302900 Grimmia holzingeri Cardot & Thériot USA: Washington near the summit of Mt. Angeles J. T. Howell 1931-7-23
FH: 00487777 Grimmia laevigata (Bridel) Bridel Mexico: Baja California Norte [data not captured] J. T. Howell 1931-11-15

FH: 00487823 Grimmia lisae De Notaris Mexico: [data not captured] J. T. Howell 1932-3-17

FH: 00487841 Grimmia lisae De Notaris USA: California [data not captured] J. T. Howell 1932-10-9

FH: 00545387 Grimmia mariniana Sayre USA: California [data not captured] J. T. Howell 1949-4-3

FH: 00981459 Grimmia mariniana Sayre USA: California San Francisco: near SF, Mt. Tamalpias J. T. Howell 22113a 1956-4-8
FH: 00981443 Grimmia montana Bruch & Schimper USA: California 1.5 miles above Briceburg, Merced River Cany... J. T. Howell 22182 1956-12-4
FH: 00302900 Grimmia nivalis Kindberg USA: Washington near the summit of Mt. Angeles J. T. Howell 1931-7-23
FH: 00545414 Grimmia nivalis Kindberg USA: Washington [data not captured] J. T. Howell 1931-7-15

FH: 00545520 Grimmia pulvinata (Hedwig) Smith Mexico: Baja California Norte Guadalupe Island: [data not captured] J. T. Howell 1932-3-17

FH: 00545502 Grimmia pulvinata (Hedwig) Smith USA: California [data not captured] J. T. Howell 21918 1954-3-18

FH: 01091115 Grimmia pulvinata (Hedwig) Smith USA: California Monterey: F. S. Hastings National History Re... J. T. Howell 21798 1954-3-18
FH: 00557923 Grimmia reflexidens Müller Halle USA: Oregon [data not captured] J. T. Howell 1931-6-28

FH: 00545593 Grimmia trichophylla Greville USA: California [data not captured] J. T. Howell 21710 1953-5-24

FH: 00545594 Grimmia trichophylla Greville USA: California [data not captured] J. T. Howell 21703 1953-7-5

FH: 00825042 Grimmia unicolor Hooker USA: California [data not captured] J. T. Howell 1953-5-24

FH: 00623663 Racomitrium canescens (Hedwig) Bridel USA: Oregon [data not captured] J. T. Howell 1931-7-10
FH: 00902143 Racomitrium heterostichum sudeticum (Funck) E. Bauer USA: Washington [data not captured] J. T. Howell 1931-7-15
FH: 00902402 Racomitrium microcarpum (Hedwig) Bridel USA: Washington [data not captured] J. T. Howell 1931-7-22
Hedwigiaceae
FH: 00919587 Pseudobraunia californica (Lesquereux) Brotherus USA: California [data not captured] J. T. Howell 1930-3-29
FH: 00919597 Pseudobraunia californica (Lesquereux) Brotherus USA: California [data not captured] J. T. Howell 1954-5-12
FH: 00919602 Pseudobraunia californica (Lesquereux) Brotherus USA: California [data not captured] J. T. Howell 1932-10-9
FH: 00919604 Pseudobraunia californica (Lesquereux) Brotherus USA: California [data not captured] J. T. Howell 1930-3-29
Hydrophyllaceae
A: 00402876 Eriodictyon tomentosum Bentham USA: California 12 miles from Bradley on road to Jolon, Sant... J. T. Howell 3008 1927-8-17
A: 00402877 Eriodictyon tomentosum Bentham USA: California 17 miles east of Jamesburg, Santa Lucia Mts. J. T. Howell 11565 1933-8-18
GH: 00093214 Phacelia ciliata opaca J. T. Howell USA: California 5 miles northeast of Merced, clay hills J. T. Howell 4192 1929-4-25

GH: 00402965 Phacelia ciliata opaca J. T. Howell USA: California Clay hills, 5 miles ne. of Merced J. T. Howell 4117 1929-4-1
GH: 00402966 Phacelia ciliata opaca J. T. Howell USA: California Clay hills, 2 miles ne. of Planada J. T. Howell 4202 1929-4-25
GH: 00402967 Phacelia ciliata opaca J. T. Howell USA: California Low clay hills, 5 miles northwest of Merced J. T. Howell 4210 1929-5-19
GH: 00402975 Phacelia insularis Munz USA: California dunes on ocean bluffs, Fort Bragg J. T. Howell 4226 1929-5-25
GH: 00402976 Phacelia insularis continentis J. T. Howell USA: California near the lighthouse, Pt. Reyes J. T. Howell 4732 1930-4-20
GH: 00401067 Phacelia keckii Munz & I. M. Johnston USA: California Santiago Peak, Santa Ana Mts. J. T. Howell 6611 1931-5-30
GH: 00402985 Phacelia mohavensis A. Gray USA: California 1.5 miles south of Summit. Greenhorn Mountai... J. T. Howell 38423 1962-7-10
GH: 00401006 Phacelia orogenes Brand USA: California Between Pinto Lake and Black Rock Pass J. T. Howell 17346 1942-7-28
GH: 00093444 Phacelia peirsoniana J. T. Howell USA: California Near Little Round Valley, in crevices of vol... J. T. Howell 14353 1938-8-7

GH: 00401042 Phacelia ramosissima Douglas ex Lehmann USA: California Janesville J. T. Howell 11873 1934-6-10
GH: 00401054 Phacelia ramosissima Douglas ex Lehmann USA: California Mt. Hermon, Santa Cruz Mts. J. T. Howell 11617 1933-8-19
GH: 00401055 Phacelia ramosissima Douglas ex Lehmann USA: California Along highway at nev. end of Emerald Bay, La... J. T. Howell 1299 1925-7-1
GH: 00401056 Phacelia ramosissima Douglas ex Lehmann USA: California Southern Puente Hills, Santa Ana Canyon J. T. Howell 2417 1927-6-3
GH: 00401057 Phacelia ramosissima Douglas ex Lehmann USA: California Johnson Grade above Cactus Flat, desert side... J. T. Howell 2716 1927-7-9
GH: 00401058 Phacelia ramosissima Douglas ex Lehmann USA: California In an arroyo one mile north of Laguna Beach J. T. Howell 2790 1927-7-17
GH: 00401059 Phacelia ramosissima Douglas ex Lehmann USA: California Claymine Cañon, West of Sierra Peak, Santa ... J. T. Howell 2825 1927-7-22
GH: 00401060 Phacelia ramosissima Douglas ex Lehmann USA: California near Banning on road to Strawberry Valley, M... J. T. Howell 2906 1927-8-2
GH: 00401061 Phacelia ramosissima Douglas ex Lehmann USA: California Point Mugu J. T. Howell 3759 1928-4-22
GH: 00401062 Phacelia ramosissima Douglas ex Lehmann USA: California Monrovia Canyon, San Gabriel Mts. J. T. Howell 3869 1928-6-10
GH: 00401063 Phacelia ramosissima Douglas ex Lehmann USA: California Surprise Canyon, Panamint Mts. J. T. Howell 3894 1928-6-14
GH: 00401064 Phacelia ramosissima Douglas ex Lehmann USA: California Carmel Bay, Carmel J. T. Howell 5434 1930-8-3
GH: 00401065 Phacelia ramosissima Douglas ex Lehmann USA: California Whitney Portal Road J. T. Howell 40229 1963-8-21
GH: 00401067 Phacelia suaveolens keckii (Munz & I. M. Johnston) Thorne USA: California Santiago Peak, Santa Ana Mts. J. T. Howell 6611 1931-5-30
Hypnaceae
FH: 00840459 Hypnum circinale Hooker Canada: British Columbia Vancouver Island: [data not captured] J. T. Howell 1931-8-1

Hypogymniaceae
FH: 00450566 Hypogymnia enteromorpha (Acharius) Nylander USA: California [data not captured] J. T. Howell 1955-5-16

FH: 00450974 Hypogymnia physodes (Linnaeus) Nylander Mexico: [data not captured] J. T. Howell 15 1931

FH: 00450975 Hypogymnia physodes (Linnaeus) Nylander Mexico: [data not captured] J. T. Howell 14 1931

FH: 00450976 Hypogymnia physodes (Linnaeus) Nylander Mexico: [data not captured] J. T. Howell 16 1932

FH: 00450977 Hypogymnia physodes (Linnaeus) Nylander Mexico: [data not captured] J. T. Howell 12 1932

Isoetaceae
GH: 02074976 Isoetes occidentalis L. F. Henderson Canada: British Columbia Vancouver Island: Cameron Lake J. T. Howell 7667 1931-8-2

Juncaceae
GH: 02098211 Juncus acuminatus Michaux USA: California [data not captured] J. T. Howell 52231 1976-8-13

GH: 02098999 Juncus articulatus Linnaeus USA: California [data not captured] J. T. Howell 12960 1936-8-23

GH: 02099226 Juncus balticus Willdenow USA: California [data not captured] J. T. Howell 23183 1947-5-18

GH: 02099698 Juncus balticus mexicanus (Willdenow ex Roemer & Schultes) Snogerup USA: California [data not captured] J. T. Howell 21835 1946-5-14

GH: 02099683 Juncus balticus melanogenus Fernald & Wiegand USA: California [data not captured] J. T. Howell 19400 1944-4-23

GH: 02099903 Juncus bolanderi Engelmann USA: California [data not captured] J. T. Howell 12789 1936-8-25

GH: 02099897 Juncus bolanderi Engelmann USA: California [data not captured] J. T. Howell 1944-9-10

GH: 02100381 Juncus bryoides F. J. Hermann USA: California [data not captured] J. T. Howell 22803 1946-7-27

GH: 02100380 Juncus bryoides F. J. Hermann USA: California [data not captured] J. T. Howell 17571 1942-8-1

GH: 02100379 Juncus bryoides F. J. Hermann USA: California [data not captured] J. T. Howell 22682 1946-7-23

GH: 02100378 Juncus bryoides F. J. Hermann USA: California [data not captured] J. T. Howell 22673 1946-7-22

GH: 02100377 Juncus bryoides F. J. Hermann USA: California [data not captured] J. T. Howell 16836 1941-8-8

GH: 02100605 Juncus bufonius Linnaeus USA: California [data not captured] J. T. Howell 1986-5-21

GH: 02101108 Juncus capillaris F. J. Hermann USA: California [data not captured] J. T. Howell 15564 1940-6-1

GH: 02101107 Juncus capillaris F. J. Hermann USA: California [data not captured] J. T. Howell 15564 1940-6-1

GH: 02101433 Juncus compressus Jacquin Canada: British Columbia [data not captured] J. T. Howell 7688 1933-8-4

GH: 02101661 Juncus covillei Piper USA: California [data not captured] J. T. Howell 19874 1944-8-3

GH: 02101640 Juncus covillei Piper USA: California [data not captured] J. T. Howell 21016 1945-6-19

GH: 02101639 Juncus covillei Piper USA: California [data not captured] J. T. Howell 18989 1943-8-3

GH: 02101637 Juncus covillei Piper USA: California [data not captured] J. T. Howell 12770 1936-8-25

GH: 02102692 Juncus effusus pacificus (Fernald & Wiegand) Piper & Beattie USA: California [data not captured] J. T. Howell 1939-8-27

GH: 02102683 Juncus effusus pacificus Fernald & Wiegand USA: California [data not captured] J. T. Howell 12880 1936-8-28

GH: 02401024 Juncus ensifolius Wikström USA: California [data not captured] J. T. Howell 18479 1943-7-17

GH: 02401016 Juncus ensifolius Wikström USA: California [data not captured] J. T. Howell 12696 1936-8-23

GH: 00029649 Juncus hemiendytus F. J. Hermann USA: California Big Flat J. T. Howell 13213 1937-7-21
GH: 00364851 Juncus hemiendytus F. J. Hermann USA: California Sky Parlor Meadow, Chagoopa Plateau J. T. Howell 17522 1942-8-1

GH: 00364852 Juncus hemiendytus F. J. Hermann USA: California 8.9 miles south of Kelseyville J. T. Howell 18031 1943-5-11
GH: 00029649 Juncus hemiendytus hemiendytus USA: California Big Flat J. T. Howell 13213 1937-7-21
GH: 00364853 Juncus hemiendytus abjectus (F. J. Hermann) Ertter USA: California Glen Aulin Trail. Tuolumne Meadows J. T. Howell 20449 1944-8-14

GH: 00029650 Juncus howellii F. J. Hermann USA: California Summit of Scott Mountains north of Carrville J. T. Howell 12750 1936-8-24
GH: 02401696 Juncus howellii F. J. Hermann USA: California [data not captured] J. T. Howell 13611 1937-7-28

GH: 02401694 Juncus howellii F. J. Hermann USA: California [data not captured] J. T. Howell 13686 1937-7-30

GH: 02401831 Juncus kelloggii Engelmann USA: California [data not captured] J. T. Howell 25337 1949-5-25

GH: 02401830 Juncus kelloggii Engelmann USA: California [data not captured] J. T. Howell 18033 1943-5-11

GH: 02401928 Juncus longistylis Torrey USA: California [data not captured] J. T. Howell 19166 1943-8-7

GH: 02101094 Juncus macrophyllus Coville USA: California [data not captured] J. T. Howell 30643 1955-7-8

GH: 02400762 Juncus nevadensis S. Watson USA: California [data not captured] J. T. Howell 13969 1938-7-3

GH: 02400761 Juncus nevadensis S. Watson USA: California [data not captured] J. T. Howell 14300 1938-8-7

GH: 02400760 Juncus nevadensis S. Watson USA: California [data not captured] J. T. Howell 14569 1938-8-13

GH: 02400734 Juncus nevadensis S. Watson USA: California [data not captured] J. T. Howell 15154 1939-8-8

GH: 02400808 Juncus nevadensis badius (Suksdorf) C. L. Hitchcock USA: Nevada [data not captured] J. T. Howell 14070 1938-8-3

GH: 02399200 Juncus occidentalis (Coville) Wiegand USA: California [data not captured] J. T. Howell 1939-7-16

GH: 02401854 Juncus orthophyllus Coville USA: California [data not captured] J. T. Howell 14302 1938-8-7

GH: 02401852 Juncus orthophyllus Coville USA: California [data not captured] J. T. Howell 19929 1944-8-5

GH: 02401851 Juncus orthophyllus Coville USA: California [data not captured] J. T. Howell 22491 1946-7-17

GH: 02401850 Juncus orthophyllus Coville USA: California [data not captured] J. T. Howell 16457 1941-7-25

GH: 02399587 Juncus phaeocephalus Engelmann USA: California [data not captured] J. T. Howell 20963 1945-6-12

GH: 02399585 Juncus phaeocephalus paniculatus Engelmann USA: California [data not captured] J. T. Howell 1945-5-20

GH: 02399584 Juncus phaeocephalus paniculatus Engelmann USA: California [data not captured] J. T. Howell 17024 1942-7-12

GH: 02399583 Juncus phaeocephalus paniculatus Engelmann USA: California [data not captured] J. T. Howell 4326 1929-7-14

GH: 02398590 Juncus sphaerocarpus Nees USA: California [data not captured] J. T. Howell 51894 1976-7-16

GH: 02398915 Juncus tenuis Willdenow USA: Nevada [data not captured] J. T. Howell 52114 1976-8-2

GH: 02397328 Juncus tiehmii Ertter USA: California [data not captured] J. T. Howell 20441 1944-8-13

GH: 02397327 Juncus tiehmii Ertter USA: California [data not captured] J. T. Howell 16651 1941-8-1

GH: 02396176 Juncus xiphioides E. Meyer USA: California [data not captured] J. T. Howell 14839 1939-7-2

GH: 02396171 Juncus xiphioides E. Meyer USA: California [data not captured] J. T. Howell 12882 1936-8-28

GH: 02396688 Luzula cascadensis Zika USA: California [data not captured] J. T. Howell 46635 1970-6-23

GH: 02366825 Luzula cascadensis Zika USA: Nevada [data not captured] J. T. Howell 14054 1938-8-3

GH: 00443175 Luzula orestera Sharsmith USA: California Agnew Pass J. T. Howell 16591 1941-7-31

GH: 02366807 Luzula subcongesta (S. Watson) Jepson USA: California [data not captured] J. T. Howell 16509 1941-7-30

GH: 02366806 Luzula subcongesta (S. Watson) Jepson USA: California [data not captured] J. T. Howell 15950 1940-8-3

GH: 02366803 Luzula subcongesta (S. Watson) Jepson USA: California [data not captured] J. T. Howell 22818 1946-7-28

GH: 02366831 Luzula subsessilis (S. Watson) Buchenau USA: California [data not captured] J. T. Howell 25317 1949-5-15

Jungermanniaceae
FH: 00500916 Lophozia ventricosa (Dickson) Dumortier USA: California [data not captured] J. T. Howell 1937-7

Lamiaceae
GH: 00400205 Acanthomintha obovata Jepson USA: California Near Hernandez J. T. Howell 11547 1933-8-17

GH: 00400230 Lepechinia calycina (Bentham) Epling USA: California Arroyo Seco road near Escondido Camp, Santa ... J. T. Howell 30640 1955-7-8

GH: 00400377 Lepechinia cardiophylla Epling USA: California Claymine Canyon n. Santa Ana Mts. J. T. Howell 2606 1927-6-26

GH: 00400551 Monardella douglasii Bentham USA: California northeast of Deer Flat, Mt. Diablo J. T. Howell 17049 1942-7-19

GH: 00400666 Monardella sinuata nigrescens Elvin & A. C. Sanders USA: California San Francisco: Lake Merced J. T. Howell 11431 1933-7-9

GH: 00400686 Monardella villosa Bentham USA: California Rocky summit of Little Grizzley, Berkeley Hi... J. T. Howell 5313 1930-6-15

GH: 00400723 Monardella viridis Jepson USA: California Hills SW. of St. Helena J. T. Howell 16319 1941-6-21

GH: 00400773 Pogogyne abramsii J. T. Howell USA: California 11 miles ne. of San Diego J. T. Howell 6636 1931-6-4

GH: 00001491 Pogogyne douglasii minor J. T. Howell USA: California 8 miles northeast of Merced J. T. Howell 4211 1929-5-19

GH: 00001492 Pogogyne douglasii ramosa J. T. Howell USA: California 8 miles southwest of Merced J. T. Howell 2004 1926-6-11

GH: 00400809 Pogogyne serpylloides (Torrey) A. Gray USA: California Bald Peak J. T. Howell 4747 1930-4-22

GH: 00400832 Prunella vulgaris Linnaeus USA: California Plaskett Meadows J. T. Howell 18956 1943-8-3

A: 00401606 Salazaria mexicana Torrey USA: California Between summit of Cajon Pass and Hesperia, M... J. T. Howell 2495 1927-6-11

GH: 00402270 Stachys pycnantha Bentham USA: California Tiburon J. T. Howell 13091 1937-7-4

A: 00402392 Trichostema lanatum Bentham USA: California Claymine Canyon, n. Santa Ana Mts. J. T. Howell 2596 1927-6-26

Lauraceae
A: 00381281 Umbellularia californica (Hooker & Arnott) Nuttall USA: California Above Phoenix Lake, Mt. Tamalpais J. T. Howell 23043 1947-3-2
A: 00381312 Umbellularia californica (Hooker & Arnott) Nuttall USA: California Sage Canyon, Napa Range J. T. Howell 11623 1933-8-27
Lembophyllaceae
FH: 00842755 Isothecium stoloniferum cardotii (Kindberg) Wijk & Margadant Canada: British Columbia Vancouver Island: [data not captured] J. T. Howell 1931-8-1

Lepidoziaceae
FH: 00500050 Lepidozia reptans (Linnaeus) Dumortier USA: California Ukiah: [data not captured] J. T. Howell 1936-5-20

Liliaceae
GH: 00357569 Chlorogalum purpureum Brandegee USA: California Near Jolon, Santa Lucia Mts., Monterey Co. J. T. Howell 6535 1931-5-23
GH: 00357625 Toxicoscordion fontanum (Eastwood) Zomlefer & Judd USA: California Tiburon, Marin County J. T. Howell 13085 1937-4-4
GH: 00030213 Zigadenus fontanus Eastwood USA: California Serpentine area near Bootjack, Mount Tamalpa... J. T. Howell 12656 1936-6-7

GH: 00357625 Zigadenus venenosus S. Watson USA: California Tiburon, Marin County J. T. Howell 13085 1937-4-4
Limnanthaceae
GH: 00364873 Limnanthes douglasii sulphurea (C. T. Mason) C. T. Mason USA: California Point Reyes Peninsula J. T. Howell 15493 1940-5-20

GH: 00364873 Limnanthes douglasii sulphurea C. T. Mason USA: California Point Reyes Peninsula J. T. Howell 15493 1940-5-20

Linaceae
GH: 00364884 Hesperolinon adenophyllum (A. Gray) Small USA: California Near Glenbrook J. T. Howell 20980 1945-6-18

GH: 00364892 Hesperolinon adenophyllum (A. Gray) Small USA: California Elk Mountain J. T. Howell 13136 1937-7-19

GH: 00364902 Hesperolinon bicarpellatum (H. Sharsmith) H. Sharsmith USA: California Serpentine hill, 3.8 miles north of Middleto... J. T. Howell 21229 1945-6-22

GH: 00364905 Hesperolinon breweri (A. Gray) Small USA: California Serpentine northeast of Deer Flat, Mt. Diabl... J. T. Howell 17047 1942-7-19

GH: 01248605 Linum harlingii Eliasson Ecuador: Galapagos Province Tagus Cove Mt., Albemarle Island. J. T. Howell 9541 1932-5-25

Loasaceae
A: 00424433 Petalonyx thurberi A. Gray USA: California Between Morongo Valley and Warren's Well J. T. Howell 2896 1927-8-1
Loranthaceae
GH: 00355077 Phoradendron bolleanum (Seemann) Eichler USA: California Near Tiger Flat, east side of Sunday Peak, G... J. T. Howell 47325 1970-9-23
GH: 00355078 Phoradendron bolleanum (Seemann) Eichler USA: California near Tiger Flat, Greenhorn Mountains J. T. Howell 38804 1962-9-23
GH: 00355034 Phoradendron californicum Nuttall USA: California Borrego Valley, Colorado Desert J. T. Howell 3239 1927-11-26
GH: 00355056 Phoradendron juniperinum libocedri Engelmann USA: California north of Tiger Flat, Greenhorn Mountains J. T. Howell 38823 1962-9-23
GH: 00355122 Phoradendron tomentosum (de Candolle) Engelmann ex A. Gray USA: California Near Mountain Theater, Mt. Tamalpais J. T. Howell 20773 1945-2-22
GH: 00355152 Phoradendron tomentosum (de Candolle) Engelmann ex A. Gray USA: California south of Bodfish J. T. Howell 47356 1970-9-24
GH: 00355153 Phoradendron tomentosum (de Candolle) Engelmann ex A. Gray USA: California On zigzags of Copper Creek Canyon trail J. T. Howell 34218 1958-8-2
GH: 00355122 Phoradendron villosum (Nuttall) Nuttall ex Engelmann USA: California Near Mountain Theater, Mt. Tamalpais J. T. Howell 20773 1945-2-22
GH: 00355152 Phoradendron villosum (Nuttall) Nuttall ex Engelmann USA: California south of Bodfish J. T. Howell 47356 1970-9-24
GH: 00355153 Phoradendron villosum (Nuttall) Nuttall ex Engelmann USA: California On zigzags of Copper Creek Canyon trail J. T. Howell 34218 1958-8-2
Malvaceae
GH: 00420361 Eremalche parryi Greene USA: California near San Lucas J. T. Howell 32086 1957-4-29

GH: 00420409 Malacothamnus fasciculatus (Nuttall ex Torrey & A. Gray) Greene USA: California Serpentine hills south of Evergreen J. T. Howell 28968 1953-5-9

A: 00420460 Malacothamnus fasciculatus (Nuttall ex Torrey & A. Gray) Greene USA: California Metcalf Road in hills east of Coyote J. T. Howell 13098 1937-7-5

GH: 00420520 Malacothamnus fasciculatus (Nuttall ex Torrey & A. Gray) Greene USA: California 2 miles north of Lower Lake J. T. Howell 13112 1937-7-18

GH: 00420549 Malacothamnus fasciculatus (Nuttall ex Torrey & A. Gray) Greene USA: California 12 mi. n. of Castac [Castaic] J. T. Howell 27485 1950-11-9

A: 00420568 Malacothamnus fasciculatus (Nuttall ex Torrey & A. Gray) Greene USA: California Carmel Valley, 9 miles east of Carmel J. T. Howell 11599 1933-8-19

GH: 00420520 Malacothamnus fremontii (Torrey ex A. Gray) Greene USA: California 2 miles north of Lower Lake J. T. Howell 13112 1937-7-18

GH: 00420535 Malacothamnus fremontii (Torrey ex A. Gray) Greene USA: California Corral Hollow J. T. Howell 28932 1953-4-26

GH: 00420409 Malacothamnus hallii (Eastwood) Kearney USA: California Serpentine hills south of Evergreen J. T. Howell 28968 1953-5-9

GH: 00420535 Malacothamnus howellii (Eastwood) Kearney USA: California Corral Hollow J. T. Howell 28932 1953-4-26

A: 00420568 Malacothamnus involucratus (B. L. Robinson) K. Morse USA: California Carmel Valley, 9 miles east of Carmel J. T. Howell 11599 1933-8-19

GH: 00420549 Malacothamnus marrubioides (Durand & Hilgard) Greene USA: California 12 mi. n. of Castac [Castaic] J. T. Howell 27485 1950-11-9

A: 00420568 Malacothamnus palmeri (S. Watson) Greene USA: California Carmel Valley, 9 miles east of Carmel J. T. Howell 11599 1933-8-19

GH: 00052910 Malacothamnus palmeri lucianus Kearney USA: California Santa Lucia Mountains, Arroyo Seco Road, 3 m... J. T. Howell 30642 1955-7-8

A: 00052902 Malacothamnus sp. USA: California Nortonville J. T. Howell 6470 1931-5-12

GH: 00420617 Malva nicaeensis Allioni USA: California San Francisco: Van Ness Avenue at Fort Mason... J. T. Howell 21900 1946-5-16

GH: 00052940 Malvastrum dimorphum J. T. Howell Ecuador: Galapagos Province Indefatigable [Santa Cruz] Island, Academy B... J. T. Howell 9294 1932-5-13

A: 00052902 Malvastrum fremontii Torrey ex A. Gray USA: California Nortonville J. T. Howell 6470 1931-5-12

GH: 00420529 Malvastrum fremontii Torrey ex A. Gray USA: California Nortonville J. T. Howell 6470 1931-5-12

GH: 00420529 Malvastrum howellii Eastwood USA: California Nortonville J. T. Howell 6470 1931-5-12

A: 00052902 Malvastrum howellii Eastwood USA: California Nortonville J. T. Howell 6470 1931-5-12

GH: 00052940 Malvastrum tomentosum tomentosum Ecuador: Galapagos Province Indefatigable [Santa Cruz] Island, Academy B... J. T. Howell 9294 1932-5-13

GH: 00420742 Sidalcea hickmanii viridis C. L. Hitchcock USA: California Carson Ridge J. T. Howell 16997 1942-6-21

GH: 00385032 Sidalcea malviflora purpurea C. L. Hitchcock USA: California 5 miles from Inverness, Pt. Reyes Peninsula J. T. Howell 4725 1930-4-20

GH: 00385024 Sidalcea malviflora nana (Jepson) C. L. Hitchcock USA: California Scott Mt. between Trinity and Siskiyou count... J. T. Howell 13625 1937-7-29

GH: 00420905 Sidalcea ranunculacea Greene USA: California Between Mineral King and Timber Gap J. T. Howell 17271 1942-7-27

GH: 00420928 Sidalcea sp. USA: California Highway 49 northwest of San Andreas J. T. Howell 35283 1960-5-3

GH: 00420925 Sidalcea virgata J. T. Howell USA: California divide between Reliz and Bear canyons, Santa... J. T. Howell 30191 1955-5-19

A: 00420939 Sphaeralcea ambigua A. Gray USA: California Painted Canyon, Colorado Desert J. T. Howell 3528 1928-3-24

GH: 02198103 Sphaeralcea parvifolia A. Nelson USA: Arizona Havasu Canyon, Grand Canyon National Park J. T. Howell 26475 1950-5-23

GH: 02198167 Sphaeralcea rusbyi A. Gray USA: Arizona Havasu Canyon, Grand Canyon National Park J. T. Howell 26474 1950-5-23

Marchantiaceae
FH: 00506671 Marchantia polymorpha Linnaeus USA: California [data not captured] J. T. Howell 1936-5-22

Massalongiaceae
FH: 00302985 Leptochidium albociliatum (Desmazières) M. Choisy USA: California north slope of Junipero Serra Peak, Santa Lu... J. T. Howell 1955-5-17
Mimosaceae
GH: 00366111 Acacia dealbata Link USA: California on Summit (Arenus) Ridge above Mill Valley J. T. Howell 19312 1943-8-29

Mniaceae
FH: 00846351 Mnium spinulosum Bruch & Schimper Canada: British Columbia Vancouver Island: [data not captured] J. T. Howell 1931-8-1

FH: 00846359 Mnium spinulosum Bruch & Schimper Canada: British Columbia Vancouver Island: [data not captured] J. T. Howell 1931-8-1

FH: 00846332 Mnium spinulosum Bruch & Schimper USA: Washington [data not captured] J. T. Howell 1931-7-19

FH: 00846339 Mnium spinulosum Bruch & Schimper USA: Washington [data not captured] J. T. Howell 1931-7-19

Nyctaginaceae
GH: 01642491 Abronia latifolia Eschscholtz USA: California McClure Beach J. T. Howell 23158 1947-5-14

GH: 00376139 Abronia maritima Nuttall ex S. Watson USA: California San Nicolas Island J. T. Howell 8230 1932-3-13

Oleaceae
A: 00401091 Forestiera neo-mexicana A. Gray USA: California Hospital Canyon J. T. Howell 13762 1938-4-10

A: 00401092 Forestiera neo-mexicana A. Gray USA: California Canyon below Nortonville J. T. Howell 10905 1933-3-29

GH: 00401166 Fraxinus dipetala Hooker & Arnott USA: California East of Priest Valley in western Fresno Coun... J. T. Howell 32098 1958-4-29

A: 00401259 Fraxinus macropetala Eastwood USA: California Upper Surprise Canyon, Panamint Mts. J. T. Howell 3932 1928-6-15

Onagraceae
GH: 01624338 Boisduvalia cleistogama Curran USA: California 1 miles sw. of Elmira J. T. Howell 5210 1930-5-30

GH: 01624361 Boisduvalia densiflora (Lindley) S. Watson USA: California Near Calpine J. T. Howell 30873 1955-7-20

GH: 01674529 Circaea alpina pacifica (Ascherson & Magnus) P. H. Raven USA: California Shirley Meadows, Greenhorn Mountains J. T. Howell 38777 1962-9-22

GH: 00367704 Clarkia franciscana F. H. Lewis & P. H. Raven USA: California Presidio J. T. Howell 31668 1956-7-2

GH: 01673705 Clarkia unguiculata Lindley USA: California Pope Valley Creek near Samuels Springs, Napa... J. T. Howell 4268 1929-5-30

GH: 01673806 Clarkia xantiana A. Gray USA: California Kern River Canyon 6 miles south of Roads End... J. T. Howell 33083 1958-5-22

Orchidaceae
GH: 01941412 Epipactis gigantea Douglas ex Hooker Mexico: Baja California Norte Ensenada: [no additional data] J. T. Howell 10755 1932-8-22

Orobanchaceae
GH: 00056093 Castilleja adenophora Eastwood USA: California Mono Pass Trail, ca. 11000 feet J. T. Howell 16400 1941-7-22

GH: 02033942 Castilleja affinis Hooker f. & Arnott USA: California Bluffs at mouth of Noyo River, Fort Bragg J. T. Howell 4248 1929-5-26

GH: 00365386 Castilleja ambigua Hooker & Arnott USA: California Greenbrae Marshes J. T. Howell 21940 1946-5-25

GH: 00365445 Castilleja applegatei pinetorum (Fernald) T. I. Chuang & Heckard USA: California Kaweah Gap J. T. Howell 17624 1942-8-3

GH: 00365461 Castilleja applegatei pinetorum (Fernald) T. I. Chuang & Heckard USA: California Black Butte J. T. Howell 19114 1943-8-6

GH: 02033985 Castilleja arachnoidea Greenman USA: California Black Mts. Marble Mts. J. T. Howell 15182 1939-8-8

GH: 02033984 Castilleja arachnoidea Greenman USA: California Black Mt., Marble Mts. J. T. Howell 15185 1939-8-8

GH: 02033990 Castilleja arachnoidea Greenman USA: California Snow Basin, ne. slope of Black Butte J. T. Howell 19259 1943-8-10

GH: 01876049 Castilleja breweri Fernald USA: California Agnew Pass Trail J. T. Howell 16576 1941-7-31

GH: 01876097 Castilleja chromosa A. Nelson USA: California Bishop Creek J. T. Howell 33521 1958-5-28

GH: 01876525 Castilleja clokeyi Pennell USA: California Surprise Canyon, Panamint Mts. J. T. Howell 3899 1928-6-14

GH: 00056145 Castilleja howellii Eastwood USA: California Agnew Pass J. T. Howell 16884 1941-8-8

GH: 01877168 Castilleja inconspicua A. Nelson & P. B. Kennedy USA: California Ridge N. W. of San Joaquin Mt. J. T. Howell 16608 1941-7-31

GH: 01877161 Castilleja inconspicua A. Nelson & P. B. Kennedy USA: California Castle Peak J. T. Howell 18517 1943-7-18

GH: 01877449 Castilleja latifolia Hooker & Arnott USA: California Ano Nuevo pines, n. Santa Cruz Co. J. T. Howell 10983 1933-4-9

GH: 00056153 Castilleja latifolia pinnatifida Eastwood USA: California Berkeley: Strawberry Canyon, Berkeley Hills J. T. Howell 11364 1933-5-28

GH: 00365549 Castilleja latifolia wightii (Elmer) Zeile USA: California Granada J. T. Howell 10964 1933-4-9

GH: 00365552 Castilleja latifolia wightii (Elmer) Zeile USA: California Colma Canyon J. T. Howell 13767 1938-5-1

GH: 00365553 Castilleja latifolia wightii (Elmer) Zeile USA: California Colma Canyon J. T. Howell 13767 1938-5-1

GH: 01877483 Castilleja linariaefolia Bentham USA: California Surprise Canyon, Panamint Mts. J. T. Howell 3993 1928-6-17

GH: 00056145 Castilleja linariifolia Bentham USA: California Agnew Pass J. T. Howell 16884 1941-8-8

GH: 02081154 Castilleja linearifolia Bentham USA: California Hills near Glenville, Greenhorn Range J. T. Howell 5123 1930-5-15

GH: 01877789 Castilleja martini Abrams USA: California just east of summit of Mustang Grade in Digg... J. T. Howell 32094 1957-4-29

GH: 01878008 Castilleja miniata Douglas ex Hooker USA: California Near Isberg Lake J. T. Howell 34351 1958-8-12

GH: 00056168 Castilleja muscipula angustifolia Eastwood USA: California Near Spirit Lake, Marble Mountains, ca. 6000... J. T. Howell 15059 1939-8-4

GH: 01878391 Castilleja nana Eastwood USA: California Between Reflection Lake and Harrison Pass J. T. Howell 15857 1940-8-1

GH: 01878660 Castilleja peirsonii Eastwood USA: California Near Garnet Lake J. T. Howell 16751 1941-8-5

GH: 00365445 Castilleja pinetorum Fernald USA: California Kaweah Gap J. T. Howell 17624 1942-8-3

GH: 00365461 Castilleja pinetorum Fernald USA: California Black Butte J. T. Howell 19114 1943-8-6

GH: 00056168 Castilleja pruinosa Fernald USA: California Near Spirit Lake, Marble Mountains, ca. 6000... J. T. Howell 15059 1939-8-4

GH: 01878713 Castilleja pruinosa Fernald USA: California Black Mt., Marble Mts. J. T. Howell 15159 1939-8-8

GH: 00056153 Castilleja wightii Elmer USA: California Berkeley: Strawberry Canyon, Berkeley Hills J. T. Howell 11364 1933-5-28

GH: 00365549 Castilleja wightii Elmer USA: California Granada J. T. Howell 10964 1933-4-9

GH: 00365630 Cordylanthus eremicus kernensis T. I. Chuang & Heckard USA: California Olancha Peak J. T. Howell 27169 1950-7-22

GH: 00078214 Cordylanthus nidularius J. T. Howell USA: California Serpentine slope northeast of Deer Flat, Mou... J. T. Howell 17044 1942-7-19

GH: 00365863 Cordylanthus rigidus brevibracteatus (A. Gray) Munz USA: California 1.5 miles south of Summit. Greenhorn Mountai... J. T. Howell 38768 1962-9-22

GH: 00365867 Cordylanthus rigidus brevibracteatus (A. Gray) Munz USA: California Kern River Canyon, 2.3 miles south of Hospit... J. T. Howell 47294 1970-9-22

GH: 00365386 Orthocarpus castilleioides Bentham USA: California Greenbrae Marshes J. T. Howell 21940 1946-5-25

Orthotrichaceae
FH: 00824027 Orthotrichum laevigatum J. E. Zetterstedt USA: California [data not captured] J. T. Howell 1931-6-8

FH: 00824054 Orthotrichum laevigatum macounii (Austin) E. Lawton & Vitt USA: Oregon [data not captured] J. T. Howell 1931-6-28

FH: 00824055 Orthotrichum laevigatum macounii (Austin) E. Lawton & Vitt USA: Oregon [data not captured] J. T. Howell 1931-6-28

FH: 00549939 Orthotrichum lyellii Hooker & Taylor USA: California [data not captured] J. T. Howell 1926-4-11

FH: 01091687 Orthotrichum lyellii papillosum (Hampe) Sullivant & Lesquereux USA: California Twain Harte J. T. Howell 21638 1953-5-24
FH: 00898319 Orthotrichum rivulare Turner USA: California [data not captured] J. T. Howell 1932-10-9

FH: 00545862 Orthotrichum rupestre Schleicher ex Schwägrichen USA: California [data not captured] J. T. Howell 1931-6-8

FH: 00780818 Orthotrichum sp. USA: Illinois [data not captured] J. T. Howell 1938-4-27

FH: 01136748 Ulota megalospora Venturi USA: Washington [data not captured] J. T. Howell 1931-7-21
Papaveraceae
GH: 00381369 Dendromecon harfordii Kellogg USA: California Cochie Canyon, Santa Cruz Island J. T. Howell 6275 1931-4-12

A: 00381438 Dendromecon rigida Bentham USA: California The Pinnacles J. T. Howell 11145 1933-4-23

GH: 00257591 Hesperomecon affinis Greene USA: California Tesla Hills J. T. Howell 12629 1936-3-29

GH: 00257591 Hesperomecon linearis (Benthem) Greene USA: California Tesla Hills J. T. Howell 12629 1936-3-29

GH: 00257608 Meconella californica Torrey USA: California Near Tomales J. T. Howell 21623 1946-4-14

A: 00381576 Romneya coulteri Harvey USA: California Claymine Cañon, Santa Ana Mts. J. T. Howell 2833 1927-7-22

Parmeliaceae
FH: 00442825 Letharia columbiana (Nuttall) J. W. Thomson USA: California [data not captured] J. T. Howell 1955-5-16

FH: 00442928 Letharia vulpina (Linnaeus) Hue USA: California [data not captured] J. T. Howell 1955-5-16

FH: 00492139 Tuckermannopsis chlorophylla (Willdenow) Hale Mexico: Baja California Norte Guadalupe Island: [no additional data] J. T. Howell 1931-11-15

FH: 00492359 Tuckermannopsis orbata (Nylander) M. J. Lai USA: California [data not captured] J. T. Howell 1955-5-16

FH: 00493496 Usnea ceratina Acharius Mexico: Baja California Norte Guadalupe Island: [no additional data] J. T. Howell 36 1931-11-15

FH: 00493670 Usnea florida (Linnaeus) Weber ex F. H. Wiggers Mexico: Baja California Norte Guadalupe Island: [data not captured] J. T. Howell 1931-11-14

Pertusariaceae
FH: 00471017 Pertusaria bispora Farlow ex Linder Mexico: Socorro Island J. T. Howell 46 1932-3-27

FH: 00471018 Pertusaria bispora Farlow ex Linder Mexico: Socorro Island J. T. Howell 46 1932-3-27

FH: 00471017 Pertusaria leioplaca bispora Farlow ex A. Stewart Mexico: Socorro Island J. T. Howell 46 1932-3-27

FH: 00471017 Pertusaria thiospoda C. Knight Mexico: Socorro Island J. T. Howell 46 1932-3-27

FH: 00471018 Pertusaria thiospoda C. Knight Mexico: Socorro Island J. T. Howell 46 1932-3-27

Physciaceae
FH: 00388796 Anaptychia ciliatomarginata Linder Mexico: [data not captured] J. T. Howell 1931-11-16

Phytolaccaceae
GH: 01681398 Phytolacca heterotepala H. Walter USA: California San Francisco: [data not captured] J. T. Howell 34602 1959-8-28

Pinaceae
GH: 00355273 Abies magnifica shastensis Lemmon USA: California North side of Sunday Peak, Greenhorn Mts. J. T. Howell 38843 1962-9-24

A: 00355306 Picea breweriana S. Watson USA: California Spirit Lake, Marble Mts. J. T. Howell 14900 1930-8-2

A: 00355307 Picea breweriana S. Watson USA: California Caribou Basin, Salmon-Trinity Alps J. T. Howell 13413 1937-7-24

A: 00354091 Picea breweriana S. Watson USA: California Caribou Basin, Salmon-Trinity Alps J. T. Howell 13413 1937-7-24

GH: 00404084 Picea breweriana S. Watson USA: California Caribou Basin, Salmon-Trinity Alps J. T. Howell 13413 1937-7-24

GH: 00404085 Picea breweriana S. Watson USA: California Caribou Basin, Salmon-Trinity Alps J. T. Howell 13413 1937-7-24

A: 00246892 Pinus albicaulis Engelmann USA: California Mt. Brewer J. T. Howell 16026 1940-8-6

A: 00246897 Pinus albicaulis Engelmann USA: California High gap south of Elizabeth Lake J. T. Howell 20170 1944-8-8

A: 00246947 Pinus albicaulis Engelmann USA: California Caribou Basin, Salmon-Trinity Alps J. T. Howell 1937-7-24

A: 00246906 Pinus attenuata Lemmon USA: California South Fork of Salmon River near Big Flat J. T. Howell 13571 1937-7-27

A: 00246927 Pinus attenuata Lemmon USA: California Moraga Ridge J. T. Howell 19339 1944-2-27

A: 00246855 Pinus balfouriana Balfour USA: California Between Reflection Lake and Harrison Pass J. T. Howell 16061 1940-8-8

A: 00246801 Pinus flexilis James USA: California Summit ridge of Mt. Pinos J. T. Howell 3854 1928-5-26

A: 00246977 Pinus jeffreyi Balfour USA: California Bubbs Creek, Between Charlotte and Sphinx cr... J. T. Howell 16109 1940-8-10

A: 00357057 Pinus lambertiana Douglas USA: California Scott Mt. between Trinity and Siskiyou count... J. T. Howell 13666 1937-7-29

A: 00487975 Pinus radiata binata (Engelmann) Lemmon Mexico: North end of Guadalupe Island, Lower Califor... J. T. Howell 8183 1931-11-15
A: 00487976 Pinus radiata binata (Engelmann) Lemmon Mexico: North end of Guadalupe Island, Lower Califor... J. T. Howell 8183 1931-11-15
A: 00357154 Pinus radiata D. Don USA: California Coastal slopes of the Santa Lucia Range near... J. T. Howell 40723 1964-6-28

A: 00357155 Pinus radiata D. Don USA: California Coastal slopes of the Santa Lucia Range near... J. T. Howell 40723 1964-6-28

A: 00357156 Pinus radiata D. Don USA: California Point Lobos Reserve State Park, 5 miles sout... J. T. Howell 30115 1954-11-1

GH: 00357159 Pinus radiata D. Don USA: California San Francisco: tree near the Pershing statue... J. T. Howell 54702 1982-10-9

A: 00357166 Pinus radiata D. Don USA: California Año Nuevo pines, n. Santa Cruz Co. J. T. Howell 10989 1933-4-9

GH: 00357231 Pinus sabiniana Douglas USA: California West side of Walker Pass, Kern County J. T. Howell 35162 1960-3-25

A: 00355355 Pseudotsuga douglasii (Sabine ex D. Don) Carrière USA: California 1 1/2 miles se. of Christine P. O. J. T. Howell 3054 1927-8-25

A: 00355355 Pseudotsuga menziesii (Mirbel) Franco USA: California 1 1/2 miles se. of Christine P. O. J. T. Howell 3054 1927-8-25

A: 00355358 Pseudotsuga menziesii (Mirbel) Franco USA: California Above Muir Woods, south side of Mt. Tamalpai... J. T. Howell 1947-1-12

A: 00355358 Pseudotsuga taxifolia (Lambert) Britton USA: California Above Muir Woods, south side of Mt. Tamalpai... J. T. Howell 1947-1-12

Piperaceae
GH: 01984373 Peperomia nigropunctata Miquel Costa Rica: Wafer Bay, Cocos Island J. T. Howell 10168 1932-6-28

GH: 01979268 Piper amalago Linnaeus Mexico: Colima Manzanillo J. T. Howell 10295 1932-7-18

GH: 01979368 Piper amalago Linnaeus Nicaragua: East base of Coseguina Volcano J. T. Howell 10276 1932-7-7

Plagiotheciaceae
FH: 00849244 Plagiothecium laetum Schimper USA: Washington [data not captured] J. T. Howell 1931-7-15

FH: 00849380 Plagiothecium undulatum (Hedwig) Schimper Canada: British Columbia Vancouver Island: [data not captured] J. T. Howell 1931-8-1

FH: 00849386 Plagiothecium undulatum (Hedwig) Schimper Canada: British Columbia Vancouver Island: [data not captured] J. T. Howell 1931-8-1

Plantaginaceae
GH: 01046036 Antirrhinum cornutum Bentham USA: California 6 miles s. of Corning J. T. Howell 12241 1934-6-17

GH: 01046042 Antirrhinum cornutum Bentham USA: California West Branch of North Fork of Feather River J. T. Howell 30508 1955-6-15

GH: 01046267 Antirrhinum vexillocalyculatum breweri (A. Gray) D. M. Thompson USA: California Merced River Canyon 0.5 mile above Briceburg J. T. Howell 31984 1956-12-4

GH: 02212546 Callitriche palustris Linnaeus USA: California [data not captured] J. T. Howell 1943-7-19

GH: 01998906 Collinsia rattanii A. Gray USA: California [data not captured] J. T. Howell 19833 1944-7-17

GH: 01998946 Collinsia sparsiflora Fischer & C. A. Meyer USA: California [data not captured] J. T. Howell 40626 1964-4-28

GH: 01999003 Collinsia sparsiflora collina (Jepson) Newsom USA: California [data not captured] J. T. Howell 21002 1945-6-18

A: 00365773 Keckiella corymbosa (Bentham) Straw USA: California Plaskett Meadows J. T. Howell 19086 1943-8-5

A: 00365777 Keckiella corymbosa (Bentham) Straw USA: California Summit of Mt. Hamilton J. T. Howell 11502 1933-8-13

A: 00365784 Keckiella lemmonii (A. Gray) Straw USA: California Log Spring Ridge J. T. Howell 19207 1943-8-8

A: 00365817 Keckiella rothrockii (A. Gray) Straw USA: California Between Big Arroyo and Chagoopa Plateau J. T. Howell 17431 1942-7-31

GH: 02002106 Penstemon anguineus Eastwood USA: California [data not captured] J. T. Howell 14901 1939-8-2

GH: 02002105 Penstemon anguineus Eastwood USA: California [data not captured] J. T. Howell 13544 1937-7-26

GH: 02002783 Penstemon breviflorus Lindley USA: California [data not captured] J. T. Howell 11579 1933-8-18

GH: 02002954 Penstemon caesius A. Gray USA: California [data not captured] J. T. Howell 17689 1942-8-5

GH: 02118786 Penstemon deustus Douglas USA: California [data not captured] J. T. Howell 18375 1943-7-15

GH: 00367408 Penstemon filiformis (D. D. Keck) D. D. Keck USA: California Trinity River Canyon near Eagle Creek J. T. Howell 13597 1937-7-28

A: 02120246 Penstemon heterophyllus Lindley USA: California [data not captured] J. T. Howell 21223 1945-6-22

A: 00365784 Penstemon lemmonii A. Gray USA: California Log Spring Ridge J. T. Howell 19207 1943-8-8

GH: 00367526 Penstemon newberryi berryi (Eastwood) N. H. Holmgren USA: California Marble Mts. J. T. Howell 14864 1939-8-2

GH: 00367530 Penstemon newberryi berryi (Eastwood) N. H. Holmgren USA: California Caribou Basin, Salmon-Trinity Alps J. T. Howell 13516 1937-7-26

GH: 02121748 Penstemon procerus Douglas ex Graham USA: California [data not captured] J. T. Howell 13390 1937-7-24

GH: 02118944 Penstemon sudans M. E. Jones USA: California [data not captured] J. T. Howell 11880 1934-6-10

GH: 01803246 Plantago maritima juncoides (Lamarck) Hultén Canada: British Columbia Vancouver Island: [data not captured] J. T. Howell 7736 1931-8-11

GH: 01804021 Plantago truncata firma (Kunze ex Walpers) Pilger USA: California [data not captured] J. T. Howell 15396 1940-4-14

GH: 01804020 Plantago truncata firma (Kunze ex Walpers) Pilger USA: California [data not captured] J. T. Howell 19500 1944-5-21

Poaceae
GH: 00361420 Achnatherum lemmonii (Vasey) Barkworth USA: California Plaskett Meadows J. T. Howell 18979 1943-8-3
GH: 00361432 Achnatherum nevadense (B. L. Johnson) Barkworth USA: California Near Garnet Lake J. T. Howell 16493 1941-7-30
GH: 00361438 Achnatherum occidentale (Thurber ex S. Watson) Barkworth USA: California Tuolumne Meadows J. T. Howell 20018 1944-8-6
GH: 00361439 Achnatherum occidentale (Thurber ex S. Watson) Barkworth USA: California Boreal Ridge, West side of Donner Pass near ... J. T. Howell 18420 1943-7-16
GH: 00361446 Achnatherum occidentale (Thurber ex S. Watson) Barkworth USA: California Above timberline, Mt. Kaweah J. T. Howell 17469 1942-7-31
GH: 00361485 Achnatherum occidentale californicum (Burtt Davy & Merrill) Barkworth USA: California Columbine Lake J. T. Howell 17804 1942-8-7
GH: 00361489 Achnatherum occidentale californicum (Burtt Davy & Merrill) Barkworth USA: California Plaskett Meadows J. T. Howell 18980 1943-8-3
GH: 00361496 Achnatherum pinetorum (M. E. Jones) Barkworth USA: California White Chief Trail J. T. Howell 27858 1951-7-17
GH: 00361497 Achnatherum pinetorum (M. E. Jones) Barkworth USA: California Mono Mesa J. T. Howell 22764 1946-7-26
GH: 00365355 Agropyron junceum (Linnaeus) P. Beauvois USA: California San Francisco: Dunes at Taraval St. and 47th... J. T. Howell 20769 1944-10-25
GH: 00365146 Agropyron pauciflorum (Schweinitz) Hitchcock USA: California Plaskett Meadows J. T. Howell 18968 1943-8-3
GH: 00365147 Agropyron pauciflorum (Schweinitz) Hitchcock USA: California Between Big Arroyo and Chagoopa Plateau J. T. Howell 17715 1942-8-5
GH: 00365134 Agropyron pringlei (Scribner & J. G. Smith) Hitchcock USA: California Head of Shadow Creek J. T. Howell 16781 1941-8-6
GH: 00365135 Agropyron pringlei (Scribner & J. G. Smith) Hitchcock USA: California Mono Mesa, above Gold Lake J. T. Howell 22693 1946-7-24
GH: 00365138 Agropyron pringlei (Scribner & J. G. Smith) Hitchcock USA: California Mt. Conness J. T. Howell 20521 1944-8-15
GH: 00365122 Agropyron tenerum Vasey USA: California Near Deer Flat, Mt. Diablo J. T. Howell 17042 1942-7-19
GH: 00341329 Agrostis alba Linnaeus USA: California Dillons Beach, Marin Co. J. T. Howell 24181 1947-9-6
GH: 00341331 Agrostis alba Linnaeus USA: California Santa Venetia, Marin Co. J. T. Howell 19644 1944-6-25
GH: 00341236 Agrostis ampla Hitchcock USA: California Sawmill Flat, Bartlett Mountain, Lake County... J. T. Howell 21080 1945-6-20
GH: 00341237 Agrostis ampla Hitchcock USA: California Lagunitas Meadow, Mt. Tamalpais, Marin Count... J. T. Howell 21247 1945-6-24
GH: 00341238 Agrostis ampla Hitchcock USA: California Willow Meadow, Mt. Tamalpais, Marin County J. T. Howell 21237 1945-6-24
GH: 00022957 Agrostis aristiglumis Swallen USA: California Drakes Estero, west-northwest of Mount Visio... J. T. Howell 1411 1947-5-14

GH: 00341167 Agrostis blasdalei Hitchcock USA: California Monterey Series, Drakes Esters, west-northwe... J. T. Howell 23150 1947-5-14
GH: 00341168 Agrostis blasdalei Hitchcock USA: California Dune hill near radio station, Pt. Reyes Peni... J. T. Howell 21952 1946-5-26
GH: 00341397 Agrostis californica Trinius USA: California Rodeo Lagoon, Marin Co. J. T. Howell 22146 1946-8-30
GH: 00341398 Agrostis californica Trinius USA: California Clay bank between Bolinas radio station and ... J. T. Howell 21357 1945-7-29
GH: 00341246 Agrostis capillaris Linnaeus USA: California near radio station, Point Reyes Peninsula, M... J. T. Howell 20955 1945-6-12
GH: 00341173 Agrostis exarata Trinius USA: California Barths Retreat, Mt. Tamalpais, Marin County J. T. Howell 21235 1945-6-24
GH: 00341175 Agrostis exarata Trinius USA: California Sawmill Flat to Ruppert Ridge, Bartlett Moun... J. T. Howell 21157 1945-6-21
GH: 00341176 Agrostis exarata Trinius USA: California Inverness, Marin Co. J. T. Howell 21274 1945-7-4
GH: 00341177 Agrostis exarata Trinius USA: California Twin Beaches, Marin Co. J. T. Howell 20922 1945-7-3
GH: 00341235 Agrostis exarata Trinius USA: California on road to Point Reyes, Marin Co. J. T. Howell 18250 1943-7-4
GH: 00341236 Agrostis exarata Trinius USA: California Sawmill Flat, Bartlett Mountain, Lake County... J. T. Howell 21080 1945-6-20
GH: 00341237 Agrostis exarata Trinius USA: California Lagunitas Meadow, Mt. Tamalpais, Marin Count... J. T. Howell 21247 1945-6-24
GH: 00341238 Agrostis exarata Trinius USA: California Willow Meadow, Mt. Tamalpais, Marin County J. T. Howell 21237 1945-6-24
GH: 00341249 Agrostis hallii Vasey USA: California Near Mt. Vision west of Inverness, Marin Co. J. T. Howell 19560 1944-6-4
GH: 00341235 Agrostis longiligula australis J. T. Howell USA: California on road to Point Reyes, Marin Co. J. T. Howell 18250 1943-7-4
GH: 00341255 Agrostis microphylla Steudel USA: California South end of Carson Ridge, Marin County J. T. Howell 21777 1946-5-12
GH: 00341259 Agrostis microphylla Steudel USA: California Tiburon, Marin County J. T. Howell 18091 1943-5-15
GH: 00341292 Agrostis scabra Willdenow USA: California Boiling springs Lake J. T. Howell 35772 1960-7-20
GH: 00341329 Agrostis stolonifera Linnaeus USA: California Dillons Beach, Marin Co. J. T. Howell 24181 1947-9-6
GH: 00341331 Agrostis stolonifera Linnaeus USA: California Santa Venetia, Marin Co. J. T. Howell 19644 1944-6-25
GH: 00341246 Agrostis tenuis Sibthorp USA: California near radio station, Point Reyes Peninsula, M... J. T. Howell 20955 1945-6-12
GH: 00341336 Agrostis thurberiana Hitchcock USA: California Dog Lake, Tuolumne Co. J. T. Howell 20036 1944-8-6

GH: 00341352 Agrostis variabilis Rydberg USA: California Black Butte, Glenn Co. J. T. Howell 19248 1943-8-10
GH: 00341353 Agrostis variabilis Rydberg USA: California slope north of Tuolumne Meadows, Tuolumne Co... J. T. Howell 20028A 1944-8-6
GH: 00341373 Aira caryophyllea Linnaeus USA: California Bootjack, Mt. Tamalpais, Marin County J. T. Howell 1943-6-3
GH: 00341374 Aira caryophyllea Linnaeus USA: California Near radio station, Pt. Reyes Peninsula, Mar... J. T. Howell 20959 1945-6-12
GH: 00341408 Alopecurus saccatus Vasey USA: California East of Aurora School at Sonoma Co. line, Ma... J. T. Howell 21702 1946-5-4
GH: 00341412 Alopecurus saccatus Vasey USA: California between Byron and Byron Hot Springs, Contra ... J. T. Howell 28936 1953-4-26
GH: 00355510 Andropogon glomeratus scabriglumis C. S. Campbell USA: California Ridgecrest Road North of Alpine Lake J. T. Howell 24174 1947-8-31

GH: 00355510 Andropogon glomeratus pumilus (Vasey) Vasey ex L. H. Dewey USA: California Ridgecrest Road North of Alpine Lake J. T. Howell 24174 1947-8-31

GH: 00341428 Anthoxanthum aristatum Boissier USA: California between Hamilton Field and Ignacio, Marin Co... J. T. Howell 20856 1945-5-9
GH: 00023089 Aristida tenuifolia Hitchcock Mexico: Colima Ridge above Sulphur Bay, Clarion Island, Rev... J. T. Howell 8361 1932-3-23

GH: 00023090 Aristida vaginata Hitchcock Mexico: Colima North anchorage, Socorro Island, Revillagige... J. T. Howell 8448 1932-3-29

GH: 00341484 Beckmannia syzigachne (Steudel) Fernald USA: California Hicks Valley, Marin Co. J. T. Howell 22019 1946-6-13
GH: 00361662 Brachypodium distachyon (Linnaeus) P. Beauvois USA: California Hills east of Agua Caliente J. T. Howell 1959-5-7
GH: 00361663 Brachypodium distachyon (Linnaeus) P. Beauvois USA: California Chileno Valley J. T. Howell 25340 1949-6-7
GH: 00361680 Bromus arizonicus (Shear) Stebbins USA: California Greenfield J. T. Howell 32071 1957-4-28
GH: 00361682 Bromus arizonicus (Shear) Stebbins USA: California Salinas Valley, 6.5 miles from King City on ... J. T. Howell 31198 1956-3-25
GH: 00361686 Bromus berteroanus Colla USA: California Summit of Mustang Grade J. T. Howell 32106 1957-4-29
GH: 00387953 Bromus breviaristatus Buckley USA: California Sausalito: J. T. Howell 23141 1947-5-8
GH: 00361741 Bromus carinatus Hooker & Arnott USA: California Bootjack, Mt. Tamalpais J. T. Howell 1941-5-25
GH: 00361767 Bromus carinatus linearis Shear USA: California Near Garnet Lake J. T. Howell 16668 1941-8-1
GH: 00361767 Bromus carinatus marginatus (Nees ex Steudel) Barkworth & Anderton USA: California Near Garnet Lake J. T. Howell 16668 1941-8-1
GH: 00361846 Bromus carinatus marginatus (Nees ex Steudel) Barkworth & Anderton USA: California San Francisco: Golden Gate Park J. T. Howell 13985 1938-7-26
GH: 00361845 Bromus carinatus marginatus (Nees ex Steudel) Barkworth & Anderton USA: California Devils Gulch near Camp Taylor J. T. Howell 24326 1948-5-31
GH: 00387953 Bromus carinatus marginatus (Nees ex Steudel) Barkworth & Anderton USA: California Sausalito: J. T. Howell 23141 1947-5-8
GH: 00361780 Bromus catharticus Vahl USA: California El Camino Real at Atherton Ave., Menlo Park J. T. Howell 31446 1956-5-23
GH: 00361794 Bromus hordaceus Linnaeus USA: California Zigzag Fire Trail, Mt. Tamalpais J. T. Howell 13913 1938-6-19
GH: 00361828 Bromus laevipes Shear USA: California White's Hill J. T. Howell 1945-6-12
GH: 00361830 Bromus laevipes Shear USA: California Bootjack, Mt. Tamalpais J. T. Howell 13919 1938-6-19
GH: 00361840 Bromus madritensis Linnaeus USA: California Phoenix Lake, Mt. Tamalpais J. T. Howell 1944-6-8
GH: 00361845 Bromus marginatus Nees ex Steudel USA: California Devils Gulch near Camp Taylor J. T. Howell 24326 1948-5-31
GH: 00361846 Bromus marginatus Nees ex Steudel USA: California San Francisco: Golden Gate Park J. T. Howell 13985 1938-7-26
GH: 00361768 Bromus maritimus (Piper) Hitchcock USA: California Rodeo Lagoon J. T. Howell 22187 1946-6-30
GH: 00361794 Bromus mollis Linnaeus USA: California Zigzag Fire Trail, Mt. Tamalpais J. T. Howell 13913 1938-6-19
GH: 00361884 Bromus orcuttianus hallii Hitchcock USA: California Cascade Canyon, Mill Valley J. T. Howell 13911 1938-6-19
GH: 00361891 Bromus rubens Linnaeus USA: California S. end Carson Ridge J. T. Howell 1946-5-12
GH: 00361928 Bromus stamineus É. Desvaux USA: California Berkeley: J. T. Howell 32694 1957-6-23
GH: 00361686 Bromus trinii É. Desvaux USA: California Summit of Mustang Grade J. T. Howell 32106 1957-4-29
GH: 00361951 Bromus vulgaris Shear USA: California Cascade Canyon, Mill Valley. J. T. Howell 13912 1938-6-19
GH: 00361954 Bromus vulgaris Shear USA: California Rock Spring to Laurel Dell, Mt. Tamalpais J. T. Howell 1945-6-24
GH: 00341529 Calamagrostis breweri Thurber USA: California Little Five Lakes Basin, Tulare Co. J. T. Howell 17379 1942-7-29
GH: 00341546 Calamagrostis canadensis (Michaux) P. Beauvois USA: California Mt. Kaweah, Tulare Co. J. T. Howell 17454 1942-7-31
GH: 00341548 Calamagrostis canadensis (Michaux) P. Beauvois USA: California Between Shadow and Garnet lakes, Madera Co. J. T. Howell 16801 1941-8-6
GH: 00341560 Calamagrostis crassiglumis Thurber USA: California California: Point Reyes Peninsula, Marin Cou... J. T. Howell 1412 1947-6-4
GH: 00341567 Calamagrostis koelerioides Vasey USA: California Firetrail north of East Peak, Mt. Tamalpais,... J. T. Howell 24307 1948-5-22
GH: 00341573 Calamagrostis koelerioides Vasey USA: California Canyon of Snow Basin Creek J. T. Howell 19093 1943-8-5
GH: 00341578 Calamagrostis nutkaensis (J. Presl) Steudel USA: California Azalea Flat, Mt. Tamalpais J. T. Howell 18194 1943-5-30
GH: 00341586 Calamagrostis ophitidis (J. T. Howell) Nygren USA: California Tiburon Peninsula J. T. Howell 18070 1940-5-15
GH: 00341587 Calamagrostis ophitidis (J. T. Howell) Nygren USA: California just north of garden area, John Thomas Howel... J. T. Howell 41535 1966-5-25
GH: 00341595 Calamagrostis purpurascens R. Brown USA: California Kaweah Gap J. T. Howell 17630 1942-8-3
GH: 00341600 Calamagrostis stricta inexpansa (A. Gray) C. W. Greene USA: California Soda Springs, Tuolumne Meadows J. T. Howell 19917 1944-8-5
GH: 00355648 Cynodon dactylon (Linnaeus) Persoon USA: California Livingston, Merced County J. T. Howell 31965 1956-12-2
GH: 00341610 Cynosurus echinatus Linnaeus USA: California Placerville J. T. Howell 18906 1943-7-28
GH: 00341611 Cynosurus echinatus Linnaeus USA: California Lagunitas Meadows, Mt. Tamalpais J. T. Howell 18157 1943-5-22
GH: 00341121 Danthonia californica Bolander USA: California San Rafael Hills, Marin Co. J. T. Howell 17966 1943-5-9
GH: 00341134 Danthonia intermedia Vasey USA: California Near Garnet Lake J. T. Howell 16727 1941-8-3
GH: 00341137 Danthonia intermedia Vasey USA: California Tuolumne Meadows, Tuolumne County J. T. Howell 19938 1944-8-5
GH: 00341148 Danthonia unispicata (Thurber) Munro ex Vasey USA: California Near Garnet Lake, Madera County J. T. Howell 16728 1941-8-3
GH: 00404748 Danthonia unispicata (Thurber) Munro ex Vasey USA: California Plaskett J. T. Howell 19781 1944-7-14
GH: 00341636 Deschampsia cespitosa (Linnaeus) P. Beauvois USA: California Mineral King J. T. Howell 17228 1942-7-26
GH: 00341728 Deschampsia cespitosa holciformis (J. Presl) W. E. Lawrence USA: California Inverness Ridge J. T. Howell 1945-5-4
GH: 00341658 Deschampsia danthonioides (Trinius) Munro USA: California Carson Ridge J. T. Howell 1946-6-23
GH: 00341735 Deschampsia elongata (Hooker) Munro USA: California San Anselmo Canyon J. T. Howell 1942-6-7
GH: 00341728 Deschampsia holciformis J. Presl USA: California Inverness Ridge J. T. Howell 1945-5-4
GH: 00355531 Dichanthelium acuminatum (Swartz) Gould & C. A. Clark USA: California Willow Meadow, Mt. Tamalpais, Marin County J. T. Howell 21238 1945-6-24
GH: 00355504 Digitaria ischaemum (Schreber) Muhlenberg USA: California Lawn at west end of University of California... J. T. Howell 32982 1957-10-2
GH: 00355562 Digitaria sanguinalis (Linnaeus) Scopoli USA: California Mill Valley J. T. Howell 1943-9-4
GH: 00355659 Distichlis spicata (Linnaeus) Greene USA: California Larkspur salt marsh, Marin Co. J. T. Howell 19446 1944-5-7
GH: 00355675 Distichlis spicata (Linnaeus) Greene USA: California Santa Venetia, Marin Co. J. T. Howell 1944-6-25
GH: 00361967 Elymus californicus (Bolander ex Thurber) Gould USA: California Willow Meadow, Mt. Tamalpais J. T. Howell 33640 1958-6-28
GH: 00365353 Elymus caput-medusae Linnaeus USA: California Kelseyville J. T. Howell 20997 1945-6-18
GH: 00361990 Elymus elymoides californicus (J. G. Smith) Barkworth USA: California San Joaquin Mt. J. T. Howell 16863 1941-8-8
GH: 00365023 Elymus glaucus Buckley USA: California Head of Drakes Bay J. T. Howell 21444 1945-8-19
GH: 00365024 Elymus glaucus Buckley USA: California San Anselmo Canyon Ridge above Cascades J. T. Howell 1942-6-21
GH: 00365025 Elymus glaucus Buckley USA: California Ledum Swamp on road to Pt. Reyes J. T. Howell 18249 1943-7-4
GH: 00365069 Elymus glaucus virescens (Piper) Á. Löve USA: California West Peak, Mt. Tamalpais J. T. Howell 22221 1946-7-7
GH: 00365070 Elymus glaucus virescens (Piper) Á. Löve USA: California McClure Beach J. T. Howell 23161 1947-5-14
GH: 00365150 Elymus hansenii Scribner USA: California Devils Gulch near Camp Taylor J. T. Howell 24325 1948-5-31
GH: 00365152 Elymus hansenii Scribner USA: California Mineral King J. T. Howell 17112 1942-7-24
GH: 00365104 Elymus multisetus (J. G. Smith) Burtt Davy USA: California Carson Ridge J. T. Howell 16990 1942-6-21
GH: 00365154 Elymus saundersii Vasey USA: California Flats northeast of highway bridge, Tuolumne ... J. T. Howell 20067 1944-8-7
GH: 00365134 Elymus sierrae Gould USA: California Head of Shadow Creek J. T. Howell 16781 1941-8-6
GH: 00365135 Elymus sierrae Gould USA: California Mono Mesa, above Gold Lake J. T. Howell 22693 1946-7-24
GH: 00365138 Elymus sierrae Gould USA: California Mt. Conness J. T. Howell 20521 1944-8-15
GH: 00365155 Elymus sp. USA: California Dillons Beach J. T. Howell 22177 1946-7-4
GH: 00365122 Elymus trachycaulus (Link) Gould ex Shinners USA: California Near Deer Flat, Mt. Diablo J. T. Howell 17042 1942-7-19
GH: 00365146 Elymus trachycaulus (Link) Gould ex Shinners USA: California Plaskett Meadows J. T. Howell 18968 1943-8-3
GH: 00365147 Elymus trachycaulus (Link) Gould ex Shinners USA: California Between Big Arroyo and Chagoopa Plateau J. T. Howell 17715 1942-8-5
GH: 00365311 Elymus triticoides Buckley USA: California Rodeo Lagoon J. T. Howell 22143 1946-6-30
GH: 00365069 Elymus virescens Piper USA: California West Peak, Mt. Tamalpais J. T. Howell 22221 1946-7-7
GH: 00365070 Elymus virescens Piper USA: California McClure Beach J. T. Howell 23161 1947-5-14
GH: 00355712 Eragrostis curvula (Schrader) Nees USA: California Marsh Springs Park, Contra Costa Co. J. T. Howell 30026 1954-9-5
GH: 00355998 Eragrostis diffusa Buckley USA: California Milton H. Esberg Place, Ross, Marin County J. T. Howell 30109 1954-9-23
GH: 00355726 Eragrostis mexicana virescens (J. Presl) S. D. Koch & Sanchez Vega USA: California Gilroy, Santa Clara County. J. T. Howell 30915 1955-10-12
GH: 00361124 Festuca arundinacea Schreber USA: California Between Bootjack and Mountain Theater, Mt. T... J. T. Howell 30257 1955-5-29
GH: 00341894 Festuca confusa Piper USA: California Hospital Canyon J. T. Howell 13751 1938-4-10
GH: 00361264 Festuca dertonensis (Allioni) Ascherson & Graebner USA: California Berry Trail, Mt. Tamalpais J. T. Howell 1939-5-14
GH: 00361282 Festuca eastwoodiae Piper USA: California 1 mile south of Lakeport J. T. Howell 18023 1943-5-11
GH: 00361288 Festuca eastwoodiae Piper USA: California Jolon J. T. Howell 33021 1953-4-29
GH: 00361289 Festuca eastwoodiae Piper USA: California between Barths Retreat and Portrero Meadow, ... J. T. Howell 21840 1946-5-14
GH: 00341786 Festuca elmeri Scribner & Merrill USA: California Mount Tamalpais, wooded slope above Phoenix ... J. T. Howell 1534 1948-5-22
GH: 00341791 Festuca elmeri Scribner & Merrill USA: California Fairfax hills north of Phoenix Lake J. T. Howell 20860 1945-5-13
GH: 00361299 Festuca grayi (Abrams) Piper USA: California Hills sw. of St. Helena J. T. Howell 18238 1943-6-20
GH: 00361301 Festuca grayi (Abrams) Piper USA: California 1 miles south of Lakeport J. T. Howell 18021 1943-5-11
GH: 00361303 Festuca grayi (Abrams) Piper USA: California Near Bootjack, Mt. Tamalpais J. T. Howell 16233 1941-5-25
GH: 00361305 Festuca grayi (Abrams) Piper USA: California 3 miles southwest of Twin Bridges on road to... J. T. Howell 39856 1963-7-12
GH: 00341804 Festuca idahoensis Elmer USA: California Duncan Horse Camp J. T. Howell 12335 1934-7-1
GH: 00341817 Festuca idahoensis Elmer USA: California Summit ridge north of Black Butte J. T. Howell 19056 1943-4-4
GH: 00341819 Festuca idahoensis Elmer USA: California Rifle Camp, Mt. Tamalpais J. T. Howell 16208 1941-5-25
GH: 00361292 Festuca megalura Nuttall USA: California Mulholland Drive 1.3 miles west of Laurel Ca... J. T. Howell 18115 1943-5-22
GH: 00361291 Festuca myuros Linnaeus USA: California Fairfax J. T. Howell 18115 1943-5-22
GH: 00341920 Festuca occidentalis Hooker USA: California Tenderfoot Trail above Mill Valley J. T. Howell 18216 1943-6-6
GH: 00361367 Festuca octoflora Walter USA: California Carson Ridge J. T. Howell 21778 1946-5-12
GH: 00341870 Festuca pacifica Piper USA: California 1 miles south of Lakeport J. T. Howell 18020 1943-5-11
GH: 00341872 Festuca pacifica Piper USA: California Plaskett Meadows J. T. Howell 19725 1944-7-13
GH: 00341873 Festuca pacifica Piper USA: California 3 miles westerly from Sequoia Lake J. T. Howell 35479 1960-6-8
GH: 00341881 Festuca pacifica Piper USA: California San Anselmo Canyon J. T. Howell 13792 1938-5-22
GH: 00341884 Festuca pacifica Piper USA: California Laurel Dell, Mt. Tamalpais J. T. Howell 13908 1938-6-9
GH: 00341923 Festuca reflexa Buckley USA: California between Barths Retreat and Potrero Meadow, M... J. T. Howell 21838 1946-5-14
GH: 00341959 Festuca rubra Linnaeus USA: California Escalle salt marsh J. T. Howell 19394 1944-4-23
GH: 00341973 Festuca saximontana purpusiana (St.-Yves) Frederiksen & Pavlick USA: California San Joaquin Mt. J. T. Howell 16630 1941-7-31
GH: 00341977 Festuca saximontana purpusiana (St.-Yves) Frederiksen & Pavlick USA: California Little Five Lakes Basin J. T. Howell 17399 1942-7-29
GH: 00360002 Gastridium ventricosum (Gouan) Schinz & Thellung USA: California San Raphael Hills J. T. Howell 1941-6-8
GH: 00360067 Glyceria occidentalis (Piper) J. C. Nelson USA: California Pond, 4 miles north of Bolinas J. T. Howell 22106 1946-6-20
GH: 00360068 Glyceria occidentalis (Piper) J. C. Nelson USA: California pond 2 miles south of Olema J. T. Howell 32817 1957-7-22
GH: 00361202 Glyceria pauciflora J. Presl USA: California Portrero Meadow, Mt. Tamalpais J. T. Howell 1943-7-11
GH: 00361203 Glyceria pauciflora J. Presl USA: California Sky Parlor Meadow, Chagoopa Plateau J. T. Howell 17519 1942-8-1
GH: 00360085 Holcus lanatus Linnaeus USA: California Bolinas J. T. Howell 21355 1945-7-29
GH: 00365186 Hordeum brachyantherum californicum (Covas & Stebbins) Bothmer, N. Jacobsen & Seberg USA: California Devil's Gulch near Camp Taylor J. T. Howell 24328 1948-5-31
GH: 00365190 Hordeum depressum (Scribner & J. G. Smith) Rydberg USA: California Tiburon Peninsula J. T. Howell 23057 1947-4-13
GH: 00365192 Hordeum depressum (Scribner & J. G. Smith) Rydberg USA: California Corral Hollow J. T. Howell 28931 1953-4-26
GH: 00365226 Hordeum marinum gussoneanum (Parlatore) Thellung USA: California Almonte J. T. Howell 1944-5-28
GH: 00365238 Hordeum murinum glaucum (Steudel) Tzvelev USA: California Soledad J. T. Howell 30211 1955-5-20
GH: 00361967 Hystrix californica (Bolander ex Thurber) Kuntze USA: California Willow Meadow, Mt. Tamalpais J. T. Howell 33640 1958-6-28
GH: 00360120 Koeleria cristata Persoon USA: California Paru and Dayton streets, Alameda J. T. Howell 31248 1956-4-16
GH: 00360136 Koeleria cristata Persoon USA: California Little Five Lakes Basin J. T. Howell 17361 1942-7-29
GH: 00360120 Koeleria phleoides (Villars) Persoon USA: California Paru and Dayton streets, Alameda J. T. Howell 31248 1956-4-16
GH: 00365305 Leymus pacificus (Gould) D. R. Dewey USA: California Stinson Beach J. T. Howell 24335 1948-6-6
GH: 00365311 Leymus triticoides (Buckley) Pilger USA: California Rodeo Lagoon J. T. Howell 22143 1946-6-30
GH: 00360216 Melica aristata Thurber ex Bolander USA: California Canyon of Snow Basin Creek J. T. Howell 19094 1943-8-5
GH: 00360227 Melica bulbosa Geyer ex Porter & Coulter USA: California Near Garnet Lake J. T. Howell 16659 1941-8-1
GH: 00360230 Melica bulbosa Geyer ex Porter & Coulter USA: California Between Tioga Pass and Gaylor Lakes J. T. Howell 20341 1944-8-12
GH: 00360239 Melica californica Scribner USA: California Big Rock Ridge west of Hamilton Field J. T. Howell 19379 1944-4-13
GH: 00360304 Melica geyeri aristulata J. T. Howell USA: California Black Canyon, San Rafael Hills. J. T. Howell 17906 1943-4-11
GH: 00360316 Melica harfordii Bolander USA: California Bootjack, Mt. Tamalpais J. T. Howell 1942-7-5
GH: 00360402 Melica stricta Bolander USA: California Castle Peak J. T. Howell 18527 1943-7-18
GH: 00360443 Melica torreyana Scribner USA: California Near Bootjack, Mt. Tamalpais J. T. Howell 16240 1941-5-25
GH: 00355760 Muhlenbergia andina (Nuttall) A. S. Hitchcock & A. Chase USA: California Tuolumne Meadows, Tuolumne County J. T. Howell 20316 1944-8-11
GH: 00355859 Muhlenbergia montana (Nuttall) Hitchcock USA: California Slope north of Reflection Lake, Tulare Co. J. T. Howell 15881 1940-8-2
GH: 00355860 Muhlenbergia montana (Nuttall) Hitchcock USA: California Between Shadow and Garnet lakes, Madera Co. J. T. Howell 16806 1941-4-6
GH: 00361605 Nassella lepida (Hitchcock) Barkworth USA: California Carson Ridge J. T. Howell 21916 1946-5-19
GH: 00361606 Nassella lepida (Hitchcock) Barkworth USA: California San Rafael Hills J. T. Howell 20809 1945-5-6
GH: 00361642 Nassella pulchra (Hitchcock) Barkworth USA: California Southeast side, Angel Island J. T. Howell 21849 1946-5-16
GH: 00355604 Panicum capillare occidentale Rydberg USA: California Big Flat, Trinity County J. T. Howell 13219 1937-7-21
GH: 00355531 Panicum pacificum Hitchcock & Chase USA: California Willow Meadow, Mt. Tamalpais, Marin County J. T. Howell 21238 1945-6-24
GH: 00360506 Parapholis incurva (Linnaeus) C. E. Hubbard USA: California San Rafael J. T. Howell 20816 1945-5-6

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