FH: 00388589 Amandinea punctata (Hoffmann) Coppins & Scheidegger USA: California [data not captured] I. M. Johnston 1917
FH: 00394750 Dimelaena oreina (Acharius) Norman USA: California [data not captured] I. M. Johnston 3281 1917-1-28
FH: 00394751 Dimelaena oreina (Acharius) Norman USA: California [data not captured] I. M. Johnston 3281 1917-1-28
FH: 00394754 Dimelaena oreina (Acharius) Norman USA: California [data not captured] I. M. Johnston 1917-1-28
FH: 00394890 Diploschistes muscorum (Scopoli) R. Santesson USA: California [data not captured] I. M. Johnston 1917
FH: 00394891 Diploschistes muscorum (Scopoli) R. Santesson USA: California [data not captured] I. M. Johnston 1917-1-28
FH: 00394893 Diploschistes muscorum (Scopoli) R. Santesson USA: California [data not captured] I. M. Johnston 1917-2-4
FH: 00394967 Diploschistes scruposus (Schreber) Norman USA: California [data not captured] I. M. Johnston 1917-1-28
FH: 00467335 Pannaria sp. USA: California [data not captured] I. M. Johnston 3218 1917-2-3
FH: 00477611 Rhizocarpon geminatum Körber USA: California [data not captured] I. M. Johnston 1917
FH: 00477742 Rhizocarpon geographicum lecanorinum Körber USA: California [data not captured] I. M. Johnston 1917
FH: 00477743 Rhizocarpon geographicum lecanorinum Körber USA: California [data not captured] I. M. Johnston 1917
FH: 00478016 Rhizoplaca chrysoleuca (Smith) Zopf USA: California [data not captured] I. M. Johnston 1917-12-22
FH: 00478061 Rhizoplaca melanophthalma (de Candolle) Leuckert USA: California [data not captured] I. M. Johnston 1917-12-22
FH: 00478066 Rhizoplaca melanophthalma (de Candolle) Leuckert USA: California [data not captured] I. M. Johnston 1917-6-30
FH: 00478561 Sarcogyne arenosa (Herre) K. Knudsen & S. M. Standley USA: California [data not captured] I. M. Johnston 1917-2-17
FH: 00492633 Umbilicaria erosa (Weber) Hoffmann USA: California [data not captured] I. M. Johnston 1917-12-22
FH: 00492638 Umbilicaria hirsuta (Swartz ex Westring) Acharius USA: California [data not captured] I. M. Johnston 1917-12-22
FH: 00493006 Umbilicaria phaea Tuckerman USA: California [data not captured] I. M. Johnston 1917-1-28
FH: 00493045 Umbilicaria phaea Tuckerman USA: California [data not captured] I. M. Johnston 1917-12-22
FH: 00493046 Umbilicaria phaea Tuckerman USA: California [data not captured] I. M. Johnston 1917-1-28
FH: 00455840 Umbilicaria polaris (Scholander) Zahlbruckner : North America (CA, US, MX): [data not captur... I. M. Johnston 1917-7-30
FH: 00492633 Umbilicaria torrefacta (Lightfoot) Schrader USA: California [data not captured] I. M. Johnston 1917-12-22
Acanthaceae A: 00424481 Beloperone californica Bentham USA: California Near Palm Springs I. M. Johnston 1079 1917-4-4
A: 00424481 Justicia californica (Bentham) D. N. Gibson USA: California Near Palm Springs I. M. Johnston 1079 1917-4-4
Acarosporaceae FH: 00302593 Acarospora chlorophana (Wahlenberg) A. Massalongo USA: California Hills south of Pamona I. M. Johnston 1917-2-11
FH: 00302594 Acarospora chlorophana (Wahlenberg) A. Massalongo USA: California Pomona I. M. Johnston 1917-2-11
FH: 00302601 Acarospora chlorophana (Wahlenberg) A. Massalongo USA: California So. California, San Antonio Mts., Telegraph ... I. M. Johnston 1917-12-22
FH: 00302594 Acarospora citrina (Taylor) Zahlbruckner USA: California Pomona I. M. Johnston 1917-2-11
FH: 00302593 Acarospora socialis H. Magnusson USA: California Hills south of Pamona I. M. Johnston 1917-2-11
FH: 00302594 Acarospora socialis H. Magnusson USA: California Pomona I. M. Johnston 1917-2-11
FH: 00388112 Acarospora socialis H. Magnusson USA: California Hills south Ponoma I. M. Johnston 1917-2-11
FH: 00388115 Acarospora socialis H. Magnusson USA: California Hills south of Ponoma I. M. Johnston 1917-2-11
FH: 00302440 Acarospora sp. USA: California near Upland I. M. Johnston 1917-3-11
FH: 00302440 Acarospora thelococcoides (Nylander) Zahlbruckner USA: California near Upland I. M. Johnston 1917-3-11
FH: 00302601 Pleopsidium flavum (Bellardi) Körber USA: California So. California, San Antonio Mts., Telegraph ... I. M. Johnston 1917-12-22
Anacardiaceae A: 00347097 Rhus ovata S. Watson USA: California Palm Canyon I. M. Johnston 1114 1917-4-4
Asteraceae GH: 00988435 Artemisia ludoviciana Nuttall USA: California San Antonio Mountains; Pine Mts. Ridge I. M. Johnston 1651 1917-8-22
GH: 00386739 Aster greatae Parish USA: California Coldwater Fork of Cow Cañon I. M. Johnston 1725 1917-9-16
A: 02214122 Baccharis douglasii de Candolle USA: California Red Hill, near Upland I. M. Johnston 1813 1917-1-6
A: 00386958 Baccharis emoryi A. Gray USA: California Chino Creek, so. of Ontario I. M. Johnston 1811 1917-12-1
A: 00386878 Baccharis salicifolia (Ruiz & Pavon) Persoon USA: California Wilmington I. M. Johnston 1917-4-11
A: 00386885 Baccharis salicifolia (Ruiz & Pavon) Persoon USA: California Palm Canyon I. M. Johnston 1117 1917-4-4
A: 00386958 Baccharis salicina Torrey & A. Gray USA: California Chino Creek, so. of Ontario I. M. Johnston 1811 1917-12-1
A: 00386878 Baccharis viminea de Candolle USA: California Wilmington I. M. Johnston 1917-4-11
A: 00386885 Baccharis viminea de Candolle USA: California Palm Canyon I. M. Johnston 1117 1917-4-4
GH: 00386572 Brickellia microphylla (Nuttall) A. Gray USA: California Upper San Antonio Cañon I. M. Johnston 1643 1917-8-21
GH: 02203555 Dieteria canescens (Pursh) Nuttall USA: California [data not captured] I. M. Johnston 1647 1917-8-22
A: 00414458 Encelia farinosa A. Gray ex Torrey USA: California Near Palm Springs I. M. Johnston 1112 1917-4-4
GH: 01831110 Helminthotheca echioides (Linnaeus) Holub USA: California [data not captured] I. M. Johnston 1321 1917-6-10
GH: 01831307 Hieracium argutum Nuttall USA: California [data not captured] I. M. Johnston 1365 1917-7-15
A: 00427684 Peucephyllum schottii A. Gray USA: California Palm Canyon I. M. Johnston 1082 1917-4-4
Betulaceae A: 02197052 Alnus rhombifolia Nuttall USA: California Andreas Canyon I. M. Johnston 1103 1917-4-4
Boraginaceae GH: 01956523 Amsinckia intermedia Fischer & C. A. Meyer USA: California Mouth of Andreas Canon, Colorado Desert I. M. Johnston 989 1917-4-6
Brassicaceae GH: 01181579 Boechera californica (Rollins) Windham & Al-Shehbaz USA: California San Antonio Cañon Wash between Claremont + ... I. M. Johnston 1973 1917-4-4
GH: 00948401 Boechera sparsiflora (Nuttall) Dorn USA: California San Antonio Mountains, Icehouse Cañon (Fork... I. M. Johnston 1359 1917-7-29
GH: 00379249 Draba corrugata S. Watson USA: California Baldy summit (Mt. San Antonio) I. M. Johnston 1416 1917-7-4
GH: 00379249 Draba corrugata vestita (Davidson) C. L. Hitchcock USA: California Baldy summit (Mt. San Antonio) I. M. Johnston 1416 1917-7-4
Caliciaceae FH: 00394812 Diploicia canescens (Dickson) A. Massalongo USA: California [data not captured] I. M. Johnston 1917
FH: 00491299 Thelomma mammosum (Hepp) A. Massalongo USA: California [data not captured] I. M. Johnston 1917
Caloplacaceae FH: 00302494 Caloplaca biatorina (A. Massalongo) J. Steiner USA: California San Antonio Camon, San Antonio Mts. I. M. Johnston 1917-11-19
FH: 00302164 Caloplaca impolita Arup USA: California Pomona I. M. Johnston 1917-2-11
FH: 00302164 Caloplaca murorum (Hoffmann) Th. Fries USA: California Pomona I. M. Johnston 1917-2-11
FH: 00302494 Caloplaca murorum (Hoffmann) Th. Fries USA: California San Antonio Camon, San Antonio Mts. I. M. Johnston 1917-11-19
FH: 00302164 Caloplaca saxicola (Hoffmann) Nordin USA: California Pomona I. M. Johnston 1917-2-11
FH: 00302494 Caloplaca saxicola (Hoffmann) Nordin USA: California San Antonio Camon, San Antonio Mts. I. M. Johnston 1917-11-19
Capparaceae A: 00378572 Isomeris arborea Nuttall ex Torrey & A. Gray USA: California Palm Canyon I. M. Johnston 1057 1917-4-4
A: 00378572 Peritoma arborea (Nuttall) Iltis USA: California Palm Canyon I. M. Johnston 1057 1917-4-4
Caprifoliaceae GH: 00422934 Lonicera interrupta Bentham USA: California Prarie Fork, San Gabriel River I. M. Johnston 1713 1917-8-23
Chenopodiaceae A: 00376272 Atriplex canescens (Pursh) Nuttall USA: California near Victorville I. M. Johnston 1770 1917-7-8
A: 00376294 Atriplex canescens (Pursh) Nuttall USA: California Near Palm Springs I. M. Johnston 1033 1917-4-4
GH: 00295379 Extriplex californica (Moquin-Tandon) E. H. Zacharias USA: California [data not captured] I. M. Johnston 1270 1917-6-10
GH: 01785646 Suaeda nigra (Rafinesque) J. F. Macbride USA: California [data not captured] I. M. Johnston 1267 1917-6-10
Collemataceae FH: 00393381 Collema tenax (Swartz) Acharius USA: California [data not captured] I. M. Johnston 3296 1917-2
Ephedraceae A: 00356585 Ephedra clokeyi H. C. Cutler USA: California Palm Canyon I. M. Johnston 1048 1917-4-4
Fabaceae GH: 01963169 Acmispon argophyllus (A. Gray) Brouillet USA: California Day Canon I. M. Johnston 1737 1917-7-15
GH: 01963845 Acmispon nevadensis davidsonii (Greene) Brouillet USA: California South slope of Mt. San Antonio I. M. Johnston 1423 1917-7-4
A: 00366201 Amorpha californica Nuttall USA: California Hills west of Pomona I. M. Johnston 1348 1917-6-14
GH: 00066138 Hosackia argophylla decora I. M. Johnston USA: California San Antonio Mountains, Cascade Canyon, 4500 ... I. M. Johnston 1278 1917-6-15
GH: 00066138 Lotus argophyllus argophyllus USA: California San Antonio Mountains, Cascade Canyon, 4500 ... I. M. Johnston 1278 1917-6-15
GH: 00366697 Lupinus albifrons Bentham USA: California Los Angeles: Playa del Rey I. M. Johnston 1337 1917-6-10
GH: 00366909 Lupinus chamissonis Eschscholtz USA: California Playa del Rey I. M. Johnston 1338 1917-6-10
GH: 00065511 Lupinus elatus I. M. Johnston USA: Nevada San Antonio Mountains, Ontario Peak summit I. M. Johnston 1626 1917-7-30
GH: 00303832 Lupinus elatus I. M. Johnston USA: California San Antonio Mountains, Head of Icehouse Cañ... I. M. Johnston 1627 1917-7-30
GH: 00369036 Lupinus longifolius (S. Watson) Abrams USA: California Playa del Rey. So. Calif. I. M. Johnston 1337 1917-6-10
Frankeniaceae GH: 00376199 Frankenia salina (Molina) I. M. Johnston USA: California Ballona Creek near Mesmer I. M. Johnston 1269 1917-6-10
Hydrophyllaceae A: 00402854 Eriodictyon crassifolium Bentham USA: California Palm Canyon I. M. Johnston 1072 1917-4-4
Lamiaceae A: 00400293 Hyptis emoryi Torrey USA: California Near Palm Springs I. M. Johnston 1095 1917-4-4
GH: 00400478 Monardella australis cinerea (Abrams) A. C. Sanders & Elvin USA: California San Antonio Mountains, South slope of Baldy I. M. Johnston 1422 1917-7-4
GH: 00400479 Monardella australis cinerea (Abrams) A. C. Sanders & Elvin USA: California San Antonio Mountains, slope of "Little Bald... I. M. Johnston 1693 1917-8-22
GH: 00400626 Monardella saxicola I. M. Johnston USA: California Head of Evey Cañon, San Antonio Mountains I. M. Johnston 1440 1917-7-1
Lecanoraceae FH: 00372694 Lecanora allophana (Acharius) Nylander USA: California [data not captured] I. M. Johnston 1917
FH: 00451460 Lecanora muralis (Schreber) Rabenhorst USA: California [data not captured] I. M. Johnston 1917
FH: 00451465 Lecanora muralis (Schreber) Rabenhorst USA: California [data not captured] I. M. Johnston 1917-2-11
FH: 00451691 Lecanora polytropa (Ehrhart) Rabenhorst USA: California [data not captured] I. M. Johnston 1917-12-22
FH: 00451692 Lecanora polytropa (Ehrhart) Rabenhorst USA: California [data not captured] I. M. Johnston 1917-12-22
Lecideaceae FH: 00452592 Lecidea atrobrunnea (Ramond) Schaerer USA: California [data not captured] I. M. Johnston 1917-12-22
FH: 00452597 Lecidea atrobrunnea (Ramond) Schaerer USA: California [data not captured] I. M. Johnston 1917-12-22
FH: 00452598 Lecidea atrobrunnea (Ramond) Schaerer USA: California [data not captured] I. M. Johnston 1917-12-22
FH: 00452602 Lecidea atrobrunnea (Ramond) Schaerer USA: California [data not captured] I. M. Johnston 1917-12-22
FH: 00452734 Lecidea diducens Nylander USA: California [data not captured] I. M. Johnston 1917
Liliaceae GH: 00404082 Maianthemum stellatum (Linnaeus) Link USA: California Coldwater Fork I. M. Johnston 1448 1917-7-3
GH: 00404082 Smilacina sessilifolia Nuttall ex Baker USA: California Coldwater Fork I. M. Johnston 1448 1917-7-3
Oleaceae A: 00401281 Fraxinus velutina coriacea (S. Watson) Rehder USA: California Santa Ana River, nw. of Corona I. M. Johnston 1804 1917-12-1
Ophioglossaceae GH: 00424522 Botrychium crenulatum W. H. Wagner USA: California Coldwater Fork of the Lytle Creek I. M. Johnston 1757 1917-8-21
Ophioparmaceae FH: 00450481 Hypocenomyce anthracophila (Nylander) P. James & Gotth. Schneider USA: California [data not captured] I. M. Johnston 1917
Orchidaceae AMES: 01938126 Corallorhiza maculata (Rafinesque) Rafinesque USA: California vicinity of Kelly's Cabin (Ontario Pk) I. M. Johnston 1669 1917-7-30
Orobanchaceae GH: 02033935 Castilleja affinis Hooker f. & Arnott USA: California Wash west of Upland I. M. Johnston 1929 1917-4-28
Pannariaceae FH: 00468993 Fuscopannaria praetermissa (Nylander) P. M. Jørgensen USA: California [data not captured] I. M. Johnston 1917
FH: 00468993 Parmeliella sp. USA: California [data not captured] I. M. Johnston 1917
Papaveraceae A: 00381462 Dendromecon rigida Bentham USA: California Cuamonga Cañon I. M. Johnston 1252 1917-5-20
Parmeliaceae FH: 00454079 Melanohalea subolivacea (Nylander ex Hasse) O. Blanco, A. Crespo, P. K. Divakar, Esslinger, D. Hawksworth & Lumbsch USA: California [data not captured] I. M. Johnston 1917-12-22
FH: 00474600 Protoparmelia badia (Hoffmann) Hafellner USA: California [data not captured] I. M. Johnston 1917-12-22
Plantaginaceae GH: 00466878 Callitriche marginata Torrey USA: California [data not captured] I. M. Johnston 1756 1917-4-28
GH: 01999086 Collinsia torreyi A. Gray USA: California [data not captured] I. M. Johnston 1551 1917-7-30
GH: 01999085 Collinsia torreyi A. Gray USA: California [data not captured] I. M. Johnston 1551 1917-7-30
Polygonaceae GH: 00036434 Eriogonum microthecum johnstonii Reveal USA: California San Antonio Mountains: west spur of Baldy I. M. Johnston 1726 1917-9-16
GH: 00364356 Eriogonum microthecum johnstonii Reveal USA: California Cucamonga Peak I. M. Johnston 1530 1917-7-30
GH: 00036592 Eriogonum umbellatum minus I. M. Johnston USA: California San Antonio Mountains I. M. Johnston 1692 1917-8-22
GH: 00364540 Eriogonum umbellatum minus I. M. Johnston USA: California Cucamonga Peak Summit I. M. Johnston 1584 1917-7-30
GH: 00443164 Oxytheca parishii Parry USA: California San Antonio Mountains, Baldy Lookout of U.S.... I. M. Johnston 1489 1917-6-20
GH: 00443164 Oxytheca parishii abramsii (E. A. McGregor) Munz USA: California San Antonio Mountains, Baldy Lookout of U.S.... I. M. Johnston 1489 1917-6-20
Rhamnaceae A: 00349003 Ceanothus crassifolius Torrey USA: California Evey Cañon north of upland I. M. Johnston 1917-2-4
Rosaceae A: 00345063 Holodiscus microphyllus Rydberg USA: California Cucamonga Pk I. M. Johnston 1582 1917-7-30
A: 00366050 Rosa sp. USA: California Prairie Fk. of San Gabriel River, San Antoni... I. M. Johnston 1704 1917-8-23
Rubiaceae GH: 00385680 Galium angustifolium Nuttall ex A. Gray USA: California Head of south fork Lytle Creek I. M. Johnston 1483 1917-7-15
GH: 00385680 Galium angustifolium pinetorum Munz & I. M. Johnston USA: California Head of south fork Lytle Creek I. M. Johnston 1483 1917-7-15
GH: 00417002 Galium gabrielense (Munz) I. M. Johnston USA: California San Antonio Cañon I. M. Johnston 1591 1917-7-28
GH: 00385973 Galium hallii Munz & I. M. Johnston USA: California Coldwater Fk Lytle Creek I. M. Johnston 1667 1917-8-24
GH: 00417085 Galium stellatum Kellogg USA: California Palm Cañon, Colorado Desert I. M. Johnston 1039 1917-4-4
Salicaceae A: 00382651 Salix exigua Nuttall USA: California near head of San Antonio Canyon I. M. Johnston 1401 1917-7-3
A: 00383203 Salix laevigata Bebb USA: California Chino Creek south of Ontario I. M. Johnston 1905 1917-5-30
A: 00384577 Salix scouleriana Barratt ex Hooker USA: California San Antonio Mountains, Icehouse Cañon I. M. Johnston 1287 1917-6-15
A: 00384578 Salix scouleriana Barratt ex Hooker USA: California San Antonio Mountains, Coldwater Fk. Sythe C... I. M. Johnston 1394 1917-7-3
A: 00384577 Salix scouleriana crassijulis (Andersson) C. K. Schneider USA: California San Antonio Mountains, Icehouse Cañon I. M. Johnston 1287 1917-6-15
A: 00384578 Salix scouleriana crassijulis (Andersson) C. K. Schneider USA: California San Antonio Mountains, Coldwater Fk. Sythe C... I. M. Johnston 1394 1917-7-3
Saxifragaceae GH: 00363356 Heuchera elegans Abrams USA: California Coldwater Fork of Lytle Creek I. M. Johnston 1395 1917-7-3
GH: 00380511 Ribes montigenum McClatchie USA: California Summit of Baldy I. M. Johnston 1415 1917-7-4
Scrophulariaceae GH: 00078764 Diplacus johnstonii (A. L. Grant) G. L. Nesom USA: California San Antonio Mountains, San Antonio Cañon I. M. Johnston 1562 1917-7-28
GH: 00078764 Mimulus fremontii (Bentham) A. Gray USA: California San Antonio Mountains, San Antonio Cañon I. M. Johnston 1562 1917-7-28
GH: 00078764 Mimulus johnstonii A. L. Grant USA: California San Antonio Mountains, San Antonio Cañon I. M. Johnston 1562 1917-7-28
Umbilicariaceae FH: 00455840 Omphalodiscus krascheninnikovii (Savicz) Scholander : North America (CA, US, MX): [data not captur... I. M. Johnston 1917-7-30
Verrucariaceae FH: 00473442 Placidium lachneum (Acharius) B. de Lesdain USA: California [data not captured] I. M. Johnston 1917
Zygophyllaceae A: 00347590 Covillea tridentata (Sessé & Moçiño ex de Candolle) Vail USA: California Mouth of Andreas Canyon I. M. Johnston 1100 1917-4
A: 00347590 Larrea tridentata (de Candolle) Coville USA: California Mouth of Andreas Canyon I. M. Johnston 1100 1917-4
