<< < Previous Acanthaceae GH: 00093630 Anisacanthus greggii (Torrey) A. Gray Mexico: [Battle-ground of Paso del Gallinero] Josiah Gregg 587 1848
GH: 00093587 Anisacanthus insignis A. Gray Mexico: Chihuahua Parras to Chihuahua [valley of Rio Conchos b... Josiah Gregg
GH: 00093587 Anisacanthus puberulus (Torrey) Henrickson & Lott Mexico: Chihuahua Parras to Chihuahua [valley of Rio Conchos b... Josiah Gregg
GH: 00093627 Anisacanthus quadrifidus Standley Mexico: San Luis Potosí Josiah Gregg 578 1848
GH: 00093627 Anisacanthus virgularis Nees Mexico: San Luis Potosí Josiah Gregg 578 1848
GH: 00269111 Carlowrightia torreyana Wasshausen Mexico: Nuevo León Josiah Gregg
GH: 00093629 Drejera greggii Torrey Mexico: Battle-ground of Paso del Gallinero Josiah Gregg 587 1848
GH: 00093630 Drejera greggii Torrey Mexico: [Battle-ground of Paso del Gallinero] Josiah Gregg 587 1848
GH: 00093587 Drejera puberula Torrey Mexico: Chihuahua Parras to Chihuahua [valley of Rio Conchos b... Josiah Gregg
GH: 00263491 Dyschoriste decumbens (A. Gray) Kuntze Mexico: Coahuila Valley of Parras Josiah Gregg
GH: 00263491 Dyschoriste schiedeana decumbens (A. Gray) Henrickson Mexico: Coahuila Valley of Parras Josiah Gregg
GH: 00269111 Schaueria parvifolia Torrey Mexico: Nuevo León Josiah Gregg
Agavaceae GH: 00030245 Agave falcata Engelmann Mexico: Coahuila Buenavista Josiah Gregg 299 1848-7-24
Amaranthaceae GH: 00036997 Amaranthus Linnaeus Mexico: Mouth of the Rio Grande Josiah Gregg 1847-12-17
GH: 00036997 Amaranthus greggii S. Watson Mexico: Mouth of the Rio Grande Josiah Gregg 1847-12-17
Asclepiadaceae GH: 00062393 Asclepias brachystephana Engelmann ex Torrey Mexico: Coahuila West of Saltillo Josiah Gregg 1847-4-9
GH: 00267325 Asclepias brachystephana Engelmann ex Torrey Mexico: Coahuila Valley at Saltillo Josiah Gregg 35 1848
GH: 00375455 Asclepias galioides Kunth Mexico: From rich valley near la Cadena Josiah Gregg 1847-5-8
GH: 00375455 Asclepias subverticillata (A. Gray) Vail Mexico: From rich valley near la Cadena Josiah Gregg 1847-5-8
GH: 00375455 Asclepias verticillata Linnaeus Mexico: From rich valley near la Cadena Josiah Gregg 1847-5-8
GH: 00267321 Gonolobus productus Torrey Mexico: Durango Cadena Josiah Gregg 1847-5-8
GH: 00267321 Matelea producta (Torrey) Woodson Mexico: Durango Cadena Josiah Gregg 1847-5-8
Asteraceae GH: 00004099 Achaetogeron mexicanus (A. Gray) DeJong Mexico: Josiah Gregg
GH: 00022792 Acourtia nana (A. Gray) Reveal & R. M. King Mexico: Chihuahua High dry valley near Chihuahua Josiah Gregg 45 1847-4-28
GH: 00257294 Acourtia nana (A. Gray) Reveal & R. M. King Mexico: Josiah Gregg 520 1848
GH: 00013363 Actinomeris Nuttall Mexico: Josiah Gregg 575 1848
GH: 00283102 Ambrosia monogyra (Torrey & A. Gray ex A. Gray) Stother & B. G. Baldwin Mexico: Near Ojito Josiah Gregg
GH: 00003865 Baccharis wrightii pyrrhopappa A. Gray Mexico: Durango N. W. of Mapimi Josiah Gregg 43
GH: 00261702 Bahia absinthifolia Bentham Mexico: Chihuahua Cadena Josiah Gregg 19 1847-5-8
GH: 00261701 Bahia absinthifolia Bentham Mexico: Valley between Mapimi and Guapaquilla Josiah Gregg
GH: 00261701 Bahia dealbata A. Gray Mexico: Valley between Mapimi and Guapaquilla Josiah Gregg
GH: 00261702 Bahia dealbata A. Gray Mexico: Chihuahua Cadena Josiah Gregg 19 1847-5-8
GH: 00002442 Baileya pleniradiata Harvey & A. Gray Mexico: Chihuahua Valley of Noros near San Lorenzo, Bolson de ... Josiah Gregg 37 1847-5-11
GH: 00002443 Baileya pleniradiata Harvey & A. Gray Mexico: Josiah Gregg 32
GH: 00002444 Baileya pleniradiata Harvey & A. Gray Mexico: Near Jasalito Josiah Gregg 28 1847-4-17
GH: 00004099 Bellis mexicana A. Gray Mexico: Josiah Gregg
GH: 00004428 Brickellia laciniata A. Gray Mexico: [Canyon above Palomas, northeast of Saltillo... Josiah Gregg 336 1848
GH: 00004427 Brickellia laciniata A. Gray Mexico: Josiah Gregg 336 1848
GH: 02215874 Chloracantha spinosa (Bentham) G. L. Nesom Mexico: Coahuila Josiah Gregg 556 1848
GH: 00007093 Chromolaena sagittata (A. Gray) King & H. Robinson Mexico: Sonora [Sonora Alta] Josiah Gregg 1206 & 115 1848
GH: 00004794 Chrysactinia mexicana A. Gray Mexico: Coahuila Dry valley W. of Saltillo Josiah Gregg 656 1847-4-9
GH: 00004795 Chrysactinia mexicana A. Gray Mexico: Coahuila High ground near Buenavista Josiah Gregg 656 1847-5-22
GH: 00004459 Clavigera spinulosa A. Gray Mexico: Chihuahua Josiah Gregg 1847-4-28
GH: 00254319 Conoclinium betonicifolium integrifolium (A. Gray) Patterson Mexico: Coahuila [Ojo Caliente near Saltillo] Josiah Gregg 123 1848
GH: 00254318 Conoclinium betonicifolium integrifolium (A. Gray) Patterson Mexico: Coahuila [Ojo Caliente near Saltillo] Josiah Gregg 123 1848
GH: 00254319 Conoclinium betonicum integrifolium A. Gray Mexico: Coahuila [Ojo Caliente near Saltillo] Josiah Gregg 123 1848
GH: 00254318 Conoclinium betonicum integrifolium A. Gray Mexico: Coahuila [Ojo Caliente near Saltillo] Josiah Gregg 123 1848
GH: 00282606 Conoclinium dissectum A. Gray Mexico: [San Antonio de las Alanzanes, near Saltillo... Josiah Gregg 343 1848
GH: 00006223 Cosmidium simplicifolium A. Gray Mexico: Buena Vista Josiah Gregg 1847
GH: 00006398 Diplostemma bellioides A. Gray Mexico: Buena Vista battle field, about 10 miles ne.... Josiah Gregg 1847-3
GH: 00014262 Diplothrix Mexico: Coahuila Near Buena Vista Battlefield Josiah Gregg 279 1848-7-24
GH: 00435065 Dyssodia acerosa de Candolle Mexico: [no additional data] Josiah Gregg 478 1848
GH: 00435068 Dyssodia acerosa de Candolle Mexico: [no additional data] Josiah Gregg 478 1848
GH: 00013100 Dyssodia greggii (A. Gray) B. L. Robinson Mexico: Coahuila Near Buena Vista Josiah Gregg 7 1847-3-27
GH: 00009288 Dyssodia micropodoides (de Candolle) Loesener Mexico: Nuevo León Bishops Hill near Monterey Josiah Gregg 1847-2-5
GH: 00435075 Dyssodia setifolia (Lagasca) B. L. Robinson Mexico: [data not captured] Josiah Gregg 284 1848
GH: 00013100 Dyssodia setifolia radiata (A. Gray) Strother Mexico: Coahuila Near Buena Vista Josiah Gregg 7 1847-3-27
GH: 00006490 Dyssodia squamosa A. Gray Mexico: east of Santiago Izcuintla Josiah Gregg 1061 1848
GH: 02206807 Erigeron divergens Torrey & A. Gray : North America (CA, US, MX): [data not captur... Josiah Gregg
GH: 02206805 Erigeron divergens Torrey & A. Gray Mexico: [data not captured] Josiah Gregg 142
GH: 00254319 Eupatorium betonicifolium Miller Mexico: Coahuila [Ojo Caliente near Saltillo] Josiah Gregg 123 1848
GH: 00254318 Eupatorium betonicifolium integrifolium (A. Gray) B. L. Robinson Mexico: Coahuila [Ojo Caliente near Saltillo] Josiah Gregg 123 1848
GH: 00254318 Eupatorium betonicum subintegrum A. Gray Mexico: Coahuila [Ojo Caliente near Saltillo] Josiah Gregg 123 1848
GH: 00254319 Eupatorium betonicum subintegrum A. Gray Mexico: Coahuila [Ojo Caliente near Saltillo] Josiah Gregg 123 1848
GH: 00282606 Eupatorium greggii A. Gray Mexico: [San Antonio de las Alanzanes, near Saltillo... Josiah Gregg 343 1848
GH: 00007093 Eupatorium sagittatum A. Gray Mexico: Sonora [Sonora Alta] Josiah Gregg 1206 & 115 1848
GH: 00008126 Flaveria longifolia A. Gray Mexico: Coahuila Northeast of Parras, near Cienega Grande Josiah Gregg 1847-5-18
GH: 00008126 Flaveria oppositifolia (de Candolle) Rydberg Mexico: Coahuila Northeast of Parras, near Cienega Grande Josiah Gregg 1847-5-18
GH: 00435084 Flourensia cernua de Candolle Mexico: [data not captured] Josiah Gregg 485 1848
GH: 00435086 Flourensia cernua de Candolle Mexico: [data not captured] Josiah Gregg 557 1848
GH: 00435095 Gnaphalium chartaceum Greenman Mexico: [no additional data] Josiah Gregg 415 1848
GH: 00008513 Gutierrezia berlandieri A. Gray Mexico: Valley below Saltillo Josiah Gregg 538 1848-9-23
GH: 00008514 Gutierrezia berlandieri A. Gray Mexico: Valley below Saltillo Josiah Gregg 538 1848
GH: 00008514 Gutierrezia eriocarpa A. Gray Mexico: Valley below Saltillo Josiah Gregg 538 1848
GH: 00008514 Gutierrezia glutinosa eriocarpa (A. Gray) Lane Mexico: Valley below Saltillo Josiah Gregg 538 1848
GH: 00008514 Gutierrezia texana (de Candolle) Torrey & A. Gray Mexico: Valley below Saltillo Josiah Gregg 538 1848
GH: 00008514 Gutierrezia texana glutinosa (Schauer) M. A. Lane Mexico: Valley below Saltillo Josiah Gregg 538 1848
GH: 00008513 Gutierrezia texana glutinosa (Schauer) M. A. Lane Mexico: Valley below Saltillo Josiah Gregg 538 1848-9-23
GH: 00008536 Gymnolomia greggii A. Gray Mexico: Josiah Gregg 382 1848
GH: 00008537 Gymnolomia greggii A. Gray Mexico: San Antonio de las Alanganes Josiah Gregg 382 1848
GH: 00013885 Gymnolomia tenuifolia Bentham & Hooker f. Mexico: Near Saltillo and Rinconada Josiah Gregg
GH: 00013884 Gymnolomia tenuifolia Bentham & Hooker f. Mexico: Valley west of Mapimi Josiah Gregg 21 1847-5-9
GH: 00013890 Gymnolomia tenuifolia Bentham & Hooker f. Mexico: Ojo Caliente, northeast of Saltillo Josiah Gregg 125 1848
GH: 00013886 Gymnolomia tenuifolia Bentham & Hooker f. Mexico: Josiah Gregg 317 1848
GH: 00008635 Haploësthes greggii A. Gray Mexico: Coahuila Near Cienega Grande Josiah Gregg 68 1847-5-18
GH: 00008765 Helenium amphibolum A. Gray Mexico: Saltillo Josiah Gregg 261 1848
GH: 00256915 Helenium amphibolum A. Gray Mexico: Nuevo León Ditch near Terneria Fort-Monterey Josiah Gregg
GH: 00008772 Helenium microcephalum de Candolle Mexico: Coahuila Valley of Naras, Bolsom de Mapimi Josiah Gregg 27 1847-5-11
GH: 00008772 Helenium ooclinium A. Gray Mexico: Coahuila Valley of Naras, Bolsom de Mapimi Josiah Gregg 27 1847-5-11
GH: 00008765 Helenium quadridentatum Labillardiere Mexico: Saltillo Josiah Gregg 261 1848
GH: 00256915 Helenium quadridentatum Labillardiere Mexico: Nuevo León Ditch near Terneria Fort-Monterey Josiah Gregg
GH: 00008772 Helenium quadridentatum Labillardiere Mexico: Coahuila Valley of Naras, Bolsom de Mapimi Josiah Gregg 27 1847-5-11
GH: 00008834 Helianthus laciniatus A. Gray Mexico: Coahuila Valley west of San Lorenzo near Parros Josiah Gregg 24 1847-5-14
GH: 00008835 Helianthus laciniatus A. Gray Mexico: Valley of Noras, Bolson de Mapimi Josiah Gregg 29 1847-5-11
GH: 00013885 Heliomeris tenuifolia A. Gray Mexico: Near Saltillo and Rinconada Josiah Gregg
GH: 00013888 Heliomeris tenuifolia A. Gray Mexico: Josiah Gregg 125 1848
GH: 00013890 Heliomeris tenuifolia A. Gray Mexico: Ojo Caliente, northeast of Saltillo Josiah Gregg 125 1848
GH: 00013886 Heliomeris tenuifolia A. Gray Mexico: Josiah Gregg 317 1848
GH: 00013884 Heliomeris tenuifolia A. Gray Mexico: Valley west of Mapimi Josiah Gregg 21 1847-5-9
GH: 00435065 Hymenatherum Mexico: [no additional data] Josiah Gregg 478 1848
GH: 00435068 Hymenatherum acerosum A. Gray Mexico: [no additional data] Josiah Gregg 478 1848
GH: 00009288 Hymenatherum gnaphalodes A. Gray Mexico: Nuevo León Bishops Hill near Monterey Josiah Gregg 1847-2-5
GH: 00283102 Hymenoclea monogyra Torrey & A. Gray ex A. Gray Mexico: Near Ojito Josiah Gregg
GH: 00435060 Isocoma hartwegii (A. Gray) Greene Mexico: San Luis Potosí [data not captured] Josiah Gregg 580 1848
GH: 00014186 Jefea brevifolia (A. Gray) Strother Mexico: México Hills near Mesillas Josiah Gregg 534 1848
GH: 00014197 Lasianthaea macrocephala (Hooker & Arnott) K. M. Becker Mexico: [Between the city of Mexico and Mazatlan] Josiah Gregg 1003 1848
GH: 00066663 Packera tampicana (de Candolle) C. Jeffrey Mexico: Baja California Norte Near Santa Rosalia, low valley of the Rio de... Josiah Gregg 11 1847-4-21
GH: 00010900 Parthenium confertum A. Gray Mexico: Coahuila Plain N. W. of Parras Josiah Gregg 25 1847-5-14
GH: 00257774 Parthenium confertum A. Gray Mexico: Coahuila Battlefield near Buena Vista, near Saltillo Josiah Gregg 86 1848-5-19
GH: 00257774 Parthenium confertum lyratum (A. Gray) Rollins Mexico: Coahuila Battlefield near Buena Vista, near Saltillo Josiah Gregg 86 1848-5-19
GH: 00010900 Parthenium confertum confertum Mexico: Coahuila Plain N. W. of Parras Josiah Gregg 25 1847-5-14
GH: 00010915 Pectis angustifolia tenella (de Candolle) D. J. Keil Mexico: Tamaulipas East of Mier Josiah Gregg 62 1847-5-31
GH: 00022792 Perezia nana A. Gray Mexico: Chihuahua High dry valley near Chihuahua Josiah Gregg 45 1847-4-28
GH: 00257294 Perezia nana A. Gray Mexico: Josiah Gregg 520 1848
GH: 00254528 Porophyllum amplexicaule Engelmann ex A. Gray Mexico: Coahuila [Hills, near Mesillas] Josiah Gregg 524 1848-9-23
GH: 00011411 Porophyllum greggii A. Gray Mexico: Coahuila Valley of Parras Josiah Gregg 1847-4-11
GH: 00011411 Porophyllum scoparium A. Gray Mexico: Coahuila Valley of Parras Josiah Gregg 1847-4-11
GH: 00011496 Psilostrophe gnaphalodes de Candolle Mexico: Coahuila Dry ridge, battlefield near Buenavista Josiah Gregg 35 1847-5-22
GH: 00011497 Psilostrophe gnaphalodes de Candolle Mexico: Coahuila Saltillo. Near Ojo de Sant Bernardo Josiah Gregg 318 1847-5-6
GH: 00135196 Psilostrophe gnaphalodes de Candolle Mexico: Coahuila Saltillo Josiah Gregg 318 1848
GH: 00257531 Psilostrophe gnaphalodes de Candolle Mexico: Coahuila Saltillo. Near Ojo de Sant Bernardo Josiah Gregg 34 1847-5-6
GH: 00135196 Riddellia arachnoidea A. Gray Mexico: Coahuila Saltillo Josiah Gregg 318 1848
GH: 00011497 Riddellia arachnoidea A. Gray Mexico: Coahuila Saltillo. Near Ojo de Sant Bernardo Josiah Gregg 318 1847-5-6
GH: 00011496 Riddellia arachnoidea A. Gray Mexico: Coahuila Dry ridge, battlefield near Buenavista Josiah Gregg 35 1847-5-22
GH: 00257531 Riddellia arachnoidea A. Gray Mexico: Coahuila Saltillo. Near Ojo de Sant Bernardo Josiah Gregg 34 1847-5-6
GH: 00135196 Riddellia tagetina Nuttall Mexico: Coahuila Saltillo Josiah Gregg 318 1848
GH: 00008772 Rosilla Mexico: Coahuila Valley of Naras, Bolsom de Mapimi Josiah Gregg 27 1847-5-11
GH: 00011725 Sanvitalia angustifolia Engelmann Mexico: Coahuila [Highlands near Buena Vista] Josiah Gregg 274 1848-7-24
GH: 00066663 Senecio greggii Rydberg Mexico: Baja California Norte Near Santa Rosalia, low valley of the Rio de... Josiah Gregg 11 1847-4-21
GH: 00066663 Senecio tampicanus de Candolle Mexico: Baja California Norte Near Santa Rosalia, low valley of the Rio de... Josiah Gregg 11 1847-4-21
GH: 00013180 Shinnersia rivularis (A. Gray) King & H. Robinson Mexico: Nuevo León Spring Branch - Monterey Josiah Gregg 50 1847-1-28
GH: 00012407 Simsia calva (A. Gray & Engelmann) A. Gray Mexico: Bishops Hill near Monterey Josiah Gregg 47 1847-2-6
GH: 00012407 Simsia calva subaristata (Gray) S. F. Blake Mexico: Bishops Hill near Monterey Josiah Gregg 47 1847-2-6
GH: 00012407 Simsia subaristata A. Gray Mexico: Bishops Hill near Monterey Josiah Gregg 47 1847-2-6
GH: 00263947 Stevia berlandieri A. Gray Mexico: Coahuila Saltillo: Near Saltillo Josiah Gregg 224 1848
GH: 00263947 Stevia berlandieri berlandieri Mexico: Coahuila Saltillo: Near Saltillo Josiah Gregg 224 1848
GH: 00006223 Thelesperma subsimplicifolium A. Gray Mexico: Buena Vista Josiah Gregg 1847
GH: 00013100 Thymophylla greggii A. Gray Mexico: Coahuila Near Buena Vista Josiah Gregg 7 1847-3-27
GH: 00435075 Thymophylla setifolia Lagasca Mexico: [data not captured] Josiah Gregg 284 1848
GH: 00013158 Townsendia mexicana A. Gray Mexico: Saltillo Josiah Gregg 1847-3
GH: 00013179 Trichocoronis greggii A. Gray Mexico: Michoacán [Zipimeo] Josiah Gregg 807 1849-5-11
GH: 00013180 Trichocoronis rivularis A. Gray Mexico: Nuevo León Spring Branch - Monterey Josiah Gregg 50 1847-1-28
GH: 00013182 Trichocoronis rivularis A. Gray Mexico: Nuevo León West of Cerralvo Josiah Gregg 51 1847-5-28
GH: 00013179 Trichocoronis sessilifolia (S. Schauer) B. L. Robinson Mexico: Michoacán [Zipimeo] Josiah Gregg 807 1849-5-11
GH: 00013291 Trixis P. Browne Mexico: Josiah Gregg 840 1848
GH: 00013291 Trixis angustifolia latiuscula A. Gray Mexico: Josiah Gregg 840 1848
GH: 00013291 Trixis mexicana Lexarza Mexico: Josiah Gregg 840 1848
GH: 00013291 Trixis rugulosa B. L. Robinson & Greenman Mexico: Josiah Gregg 840 1848
GH: 00013321 Varilla A. Gray Mexico: Valley east of Parras Josiah Gregg 9 1847-4-11
GH: 00013321 Varilla mexicana A. Gray Mexico: Valley east of Parras Josiah Gregg 9 1847-4-11
GH: 00013363 Verbesina fastigiata B. L. Robinson & Greenman Mexico: Josiah Gregg 575 1848
GH: 00013363 Verbesina greenmanii Urban Mexico: Josiah Gregg 575 1848
GH: 00013573 Vernonia greggii A. Gray Mexico: Josiah Gregg 102 1848
GH: 00008537 Viguiera Kunth Mexico: San Antonio de las Alanganes Josiah Gregg 382 1848
GH: 00008536 Viguiera greggii (A. Gray) S. F. Blake Mexico: Josiah Gregg 382 1848
GH: 00013888 Viguiera stenoloba S. F. Blake Mexico: Josiah Gregg 125 1848
GH: 00013890 Viguiera stenoloba S. F. Blake Mexico: Ojo Caliente, northeast of Saltillo Josiah Gregg 125 1848
GH: 00013885 Viguiera stenoloba S. F. Blake Mexico: Near Saltillo and Rinconada Josiah Gregg
GH: 00013886 Viguiera stenoloba chihuahuensis Butterwick Mexico: Josiah Gregg 317 1848
GH: 00013885 Viguiera stenoloba chihuahuensis Butterwick Mexico: Near Saltillo and Rinconada Josiah Gregg
GH: 00014186 Zexmenia brevifolia A. Gray Mexico: México Hills near Mesillas Josiah Gregg 534 1848
GH: 00014197 Zexmenia greggii A. Gray Mexico: [Between the city of Mexico and Mazatlan] Josiah Gregg 1003 1848
GH: 00008537 Zexmenia helianthoides (de Candolle) A. Gray Mexico: San Antonio de las Alanganes Josiah Gregg 382 1848
GH: 00014264 Zinnia Mexico: Coahuila Near Buena Vista Battlefield Josiah Gregg 279 1848-7-24
GH: 00014264 Zinnia acerosa (de Candolle) A. Gray Mexico: Coahuila Near Buena Vista Battlefield Josiah Gregg 279 1848-7-24
GH: 00014241 Zinnia greggii B. L. Robinson & Greenman Mexico: North of Santiago Ixcuintla Josiah Gregg 1082 1848
GH: 00014262 Zinnia pumila A. Gray Mexico: Coahuila Near Buena Vista Battlefield Josiah Gregg 279 1848-7-24
GH: 00014263 Zinnia pumila A. Gray Mexico: Coahuila Near San Juan de la Vaqueria Josiah Gregg 722 1847-5-20
GH: 00014264 Zinnia pumila A. Gray Mexico: Coahuila Near Buena Vista Battlefield Josiah Gregg 279 1848-7-24
Boraginaceae GH: 00435003 Cordia boissieri de Candolle Mexico: Nuevo León [data not captured] Josiah Gregg 870 1882-12
GH: 00435004 Cordia boissieri de Candolle Mexico: Nuevo León [no additional data] Josiah Gregg 152 1848
GH: 00269273 Cordia podocephala Torrey Mexico: Nuevo León Near Monterey Josiah Gregg
GH: 00435016 Cryptantha sp. Mexico: Coahuila Saltillo: [no additional data] Josiah Gregg 32 1848-5-7
GH: 00097837 Heliotropium confertifolium (Torrey) Torrey ex A. Gray Mexico: Nuevo León east of Cerralvo ["ca 45 mi NE of Monterey" ... Josiah Gregg 1847-5-29
GH: 00097837 Heliotropium confertifolium coldenioides I. M. Johnston Mexico: Nuevo León east of Cerralvo ["ca 45 mi NE of Monterey" ... Josiah Gregg 1847-5-29
GH: 00097537 Heliotropium greggii Torrey Mexico: Tamaulipas Valley of Conchos, near Santa Rosalia Josiah Gregg 1847-5-1
GH: 00097837 Heliotropium limbatum confertifolium Torrey Mexico: Nuevo León east of Cerralvo ["ca 45 mi NE of Monterey" ... Josiah Gregg 1847-5-29
GH: 00269273 Varronia podocephala (Torrey) Borhidi Mexico: Nuevo León Near Monterey Josiah Gregg
Brassicaceae GH: 00260986 Greggia camporum A. Gray Mexico: Coahuila West of Parras Josiah Gregg
GH: 00260987 Greggia camporum A. Gray Mexico: Coahuila [Perros Bravos] Josiah Gregg 486 1849-9
GH: 00260989 Greggia camporum A. Gray Mexico: Coahuila [Perros Bravos] Josiah Gregg 486 1849-9
GH: 00057094 Greggia rupestris Engelmann Mexico: Near Buena Vista Josiah Gregg 45 1848
GH: 00283716 Lepidium alyssoides A. Gray Mexico: Valley of Conchor below St. Rosalia Josiah Gregg
GH: 00263001 Lesquerella argyraea diffusa (Rollins) Rollins & E. A. Shaw Mexico: Coahuila Beunavista Josiah Gregg 1847-2-14
GH: 00254992 Lesquerella fendleri (A. Gray) S. Watson Mexico: Coahuila Aguaneuva Josiah Gregg
GH: 00260986 Nerisyrenia camporum (A. Gray) Greene Mexico: Coahuila West of Parras Josiah Gregg
GH: 00260987 Nerisyrenia camporum (A. Gray) Greene Mexico: Coahuila [Perros Bravos] Josiah Gregg 486 1849-9
GH: 00260989 Nerisyrenia camporum (A. Gray) Greene Mexico: Coahuila [Perros Bravos] Josiah Gregg 486 1849-9
GH: 00263001 Physaria argyraea diffusa (Rollins) O'Kane & Al-Shehbaz Mexico: Coahuila Beunavista Josiah Gregg 1847-2-14
GH: 00254992 Physaria fendleri (A. Gray) O'Kane & Al-Shehbaz Mexico: Coahuila Aguaneuva Josiah Gregg
GH: 00245467 Sisymbrium auriculatum A. Gray Mexico: [San Antonio de las Alanzanes] Josiah Gregg 367 1848
GH: 00245468 Sisymbrium auriculatum A. Gray Mexico: [San Antonio de las Alanzanes] Josiah Gregg 428 1848
GH: 00245469 Sisymbrium auriculatum A. Gray Mexico: [San Antonio de las Alanzanes] Josiah Gregg 428 1848
GH: 00019723 Synthlipsis greggii A. Gray Mexico: Coahuila Saltillo: Near Saltillo Josiah Gregg 1847-1-4
GH: 00263001 Vesicaria argyraea A. Gray Mexico: Coahuila Beunavista Josiah Gregg 1847-2-14
GH: 00254992 Vesicaria stenophylla A. Gray Mexico: Coahuila Aguaneuva Josiah Gregg
Bromeliaceae GH: 02016726 Billbergia pallidiflora Liebmann Mexico: Sinaloa Conchos Valley near Mazatlan Josiah Gregg 1226 1849-6-20
GH: 01818339 Tillandsia usneoides Linnaeus Mexico: grove about chapultepec Josiah Gregg 1848
Byttneriaceae GH: 00062845 Hermannia texana A. Gray Mexico: Coahuila Walnut Grove near Buena Vista Josiah Gregg
Cactaceae GH: 00063154 Epithelantha micromeris (Engelmann) F. A. C. Weber ex Britton & Rose Mexico: Coahuila Valley near Azufrora Josiah Gregg 508 1848-9-22
GH: 01875153 Epithelantha micromeris (Engelmann) F. A. C. Weber ex Britton & Rose Mexico: Mountain ridge between Azupora & Peno Bravo ... Josiah Gregg 508 1942
GH: 00063154 Mammillaria micromeris greggii Engelmann Mexico: Coahuila Valley near Azufrora Josiah Gregg 508 1848-9-22
GH: 00063183 Opuntia stenopetala Engelmann Mexico: Buenavista Josiah Gregg 295 1848
Caesalpiniaceae GH: 00059862 Caesalpinia mexicana A. Gray Mexico: Nuevo León Josiah Gregg s.n. 1947-2-11
GH: 00062318 Caesalpinia oxycarpa (A. Gray) Fisher Mexico: Nuevo León From Bishops hill near Monterey Josiah Gregg 1847-2-9
GH: 00059862 Caesalpinia sp. Mexico: Nuevo León Josiah Gregg s.n. 1947-2-11
GH: 00274794 Cassia bauhinioides A. Gray Mexico: near Santa Rosalia Josiah Gregg 1847-5-2
GH: 00053022 Cassia greggii A. Gray Mexico: Nuevo León West of Rinconada Monterey May 25/47 and eas... Josiah Gregg
GH: 00263327 Cercidium floridum Bentham ex A. Gray Mexico: Retama, west of Matamoras June 5 and west of... Josiah Gregg 1847
GH: 00263328 Cercidium floridum Bentham ex A. Gray Mexico: Retama. Monterey to Matamoras & Presidio Rio... Josiah Gregg 1847
GH: 00263327 Cercidium macrum I. M. Johnston Mexico: Retama, west of Matamoras June 5 and west of... Josiah Gregg 1847
GH: 00263328 Cercidium macrum I. M. Johnston Mexico: Retama. Monterey to Matamoras & Presidio Rio... Josiah Gregg 1847
GH: 00263328 Cercidium sp. Mexico: Retama. Monterey to Matamoras & Presidio Rio... Josiah Gregg 1847
GH: 00053022 Chamaecrista greggii greggii Mexico: Nuevo León West of Rinconada Monterey May 25/47 and eas... Josiah Gregg
GH: 00062318 Hoffmannseggia oxycarpa Bentham Mexico: Nuevo León From Bishops hill near Monterey Josiah Gregg 1847-2-9
GH: 00062318 Hoffmannseggia oxycarpa oxycarpa Mexico: Nuevo León From Bishops hill near Monterey Josiah Gregg 1847-2-9
GH: 00263327 Parkinsonia texana macra (I. M. Johnston) Isely Mexico: Retama, west of Matamoras June 5 and west of... Josiah Gregg 1847
GH: 00263328 Parkinsonia texana macra (I. M. Johnston) Isely Mexico: Retama. Monterey to Matamoras & Presidio Rio... Josiah Gregg 1847
GH: 00274794 Senna bauhinioides (A. Gray) Irwin & Barneby Mexico: near Santa Rosalia Josiah Gregg 1847-5-2
Caryophyllaceae GH: 00435060 Bigelowia veneta (Kunth) A. Gray Mexico: San Luis Potosí [data not captured] Josiah Gregg 580 1848
GH: 00037737 Drymaria polycarpoides A. Gray Mexico: Valley of Bolson de Mapimi Josiah Gregg
GH: 00254578 Silene greggii A. Gray Mexico: Coahuila [Mountains near Saltillo] Josiah Gregg 223 1848
GH: 00254578 Silene laciniata greggii (A. Gray) C. L. Hitchcock & Maguire Mexico: Coahuila [Mountains near Saltillo] Josiah Gregg 223 1848
GH: 00254578 Silene laciniata greggii (A. Gray) S. Watson Mexico: Coahuila [Mountains near Saltillo] Josiah Gregg 223 1848
Celastraceae GH: 00936471 Mortonia effusa Turczaninow Mexico: Nuevo León [West of Monterey] Josiah Gregg 200 1848-6-24
GH: 00936470 Mortonia greggii A. Gray Mexico: Nuevo León Near Rinconada Josiah Gregg 1847-1-5
GH: 00936471 Mortonia greggii A. Gray Mexico: Nuevo León [West of Monterey] Josiah Gregg 200 1848-6-24
GH: 00254054 Schaefferia cuneifolia A. Gray Mexico: Between Cerralvo & Maria [Sinaloa?] Josiah Gregg 8 1848
Chenopodiaceae GH: 00036903 Atriplex greggii S. Watson Mexico: Coahuila Josiah Gregg 462 1848-9-20
GH: 00036899 Atriplex greggii S. Watson Mexico: Coahuila Pervos Bravos Josiah Gregg 462 1848
GH: 00036902 Atriplex monilifera S. Watson Mexico: Coahuila Dried up bed of lake in Bolson de Mapimi Josiah Gregg 1847-4-13
GH: 00036899 Atriplex obovata Moquin-Tandon Mexico: Coahuila Pervos Bravos Josiah Gregg 462 1848
GH: 00032704 Obione acanthocarpa Torrey Mexico: Coahuila Perros Bravos Josiah Gregg 459 1848
Convolvulaceae GH: 00443889 Cuscuta indecora neuropetala (Engelmann) Hitchcock Mexico: Tamaulipas Reynosa Josiah Gregg
Crassulaceae GH: 00056501 Sedum greggii Hemsley Mexico: Hidalgo Real del Monte, cliff border Josiah Gregg 635 1849-3-22
GH: 00056502 Sedum greggii Hemsley Mexico: Cliffborder Josiah Gregg 635 1848
Cupressaceae GH: 00022500 Juniperus tetragona oligosperma Engelmann Mexico: Coahuila Saltillo: Highlands Josiah Gregg 106 1848
Euphorbiaceae GH: 00248076 Acalypha hederacea Torrey Mexico: Nuevo León West of Monterey [Monterrey] Josiah Gregg 1847-5-25
GH: 00248077 Acalypha hederacea Torrey Mexico: Nuevo León Near Santa Catarina Josiah Gregg 245 1847-5-25
GH: 00248076 Acalypha monostachya Cavanilles Mexico: Nuevo León West of Monterey [Monterrey] Josiah Gregg 1847-5-25
GH: 00248077 Acalypha monostachya Cavanilles Mexico: Nuevo León Near Santa Catarina Josiah Gregg 245 1847-5-25
GH: 00061683 Bernardia fasciculata S. Watson Mexico: Plains southwest of San Pablo Josiah Gregg 1847-4-22
GH: 00061684 Bernardia fasciculata S. Watson Mexico: Plains southwest of San Pablo Josiah Gregg
GH: 00021478 Chamaesyce cinerascens (Engelmann) Small Mexico: Nuevo León "Bishops Hill" (ramparts) near Monterey Josiah Gregg 1847-2-5
GH: 00267868 Croton corymbulosus Engelmann Mexico: Coahuila [Buena Vista] Josiah Gregg 71 1848
GH: 00267869 Croton corymbulosus Engelmann Mexico: Coahuila [Buena Vista] Josiah Gregg 71 1848
GH: 00267868 Croton pottsii pottsii Mexico: Coahuila [Buena Vista] Josiah Gregg 71 1848
GH: 00267869 Croton pottsii pottsii Mexico: Coahuila [Buena Vista] Josiah Gregg 71 1848
GH: 00047756 Euphorbia astyla Engelmann ex Boissier Mexico: Josiah Gregg
GH: 00021478 Euphorbia cinerascens Engelmann Mexico: Nuevo León "Bishops Hill" (ramparts) near Monterey Josiah Gregg 1847-2-5
GH: 00011309 Euphorbia floribunda Engelmann Mexico: Jalisco On a dry plain east of Guadalajara Josiah Gregg 856c
GH: 00047776 Euphorbia fruticulosa Engelmann Mexico: Josiah Gregg 506 1848
GH: 00047800 Euphorbia pilosula Engelmann ex Boissier Mexico: Tiristiran Josiah Gregg 792 1848
GH: 00047821 Euphorbia umbellulata Engelmann Mexico: Josiah Gregg 856
GH: 00061684 Halliophytum fasciculatum I. M. Johnston Mexico: Plains southwest of San Pablo Josiah Gregg
GH: 00061683 Tetracoccus fasciculatus (S. Watson) Croizat Mexico: Plains southwest of San Pablo Josiah Gregg 1847-4-22
GH: 00061684 Tetracoccus fasciculatus (S. Watson) Croizat Mexico: Plains southwest of San Pablo Josiah Gregg
Fabaceae GH: 00059407 Astragalus antoninus S. Watson Mexico: Josiah Gregg 363 1848
GH: 00059413 Astragalus greggii S. Watson Mexico: Josiah Gregg 439 1848
GH: 00254073 Dalea argyrea A. Gray Mexico: Coahuila San Antonio de las Alanzanes Josiah Gregg 357 1848
GH: 00254074 Dalea argyrea A. Gray Mexico: Coahuila San Antonio de las Alanzanes Josiah Gregg 357 1848
GH: 00254073 Dalea bicolor argyraea (A. Gray) Barneby Mexico: Coahuila San Antonio de las Alanzanes Josiah Gregg 357 1848
GH: 00254074 Dalea bicolor argyraea (A. Gray) Barneby Mexico: Coahuila San Antonio de las Alanzanes Josiah Gregg 357 1848
GH: 00053649 Dalea greggii A. Gray Mexico: Coahuila near Buenavista Josiah Gregg s.n. 1847-3-27
GH: 00053649 Parosela greggii (A. Gray) A. Heller Mexico: Coahuila near Buenavista Josiah Gregg s.n. 1847-3-27
Fagaceae GH: 00055661 Quercus greggii Trelease Mexico: Coahuila San Antonio de las Alanzanas; S. E. Coahuila Josiah Gregg 380 1848-8-31
GH: 00055710 Quercus intricata Trelease Mexico: Buena Vista Josiah Gregg 296 1848
GH: 00055709 Quercus microphylla crispata A. de Candolle Mexico: Buena Vista Josiah Gregg 296 1848
GH: 00055661 Quercus reticulata greggii de Candolle Mexico: Coahuila San Antonio de las Alanzanas; S. E. Coahuila Josiah Gregg 380 1848-8-31
GH: 00055661 Quercus splendens M. Nee Mexico: Coahuila San Antonio de las Alanzanas; S. E. Coahuila Josiah Gregg 380 1848-8-31
Gentianaceae GH: 00415241 Centaurium arizonicum (A. Gray) A. Heller Mexico: Nuevo León Ojo caliente [spring near Monterrey] Josiah Gregg 1847-2-12
GH: 00072253 Eustoma russellianum gracile Engelmann ex A. Gray Mexico: Papagallos Josiah Gregg 1847-5-28
GH: 00072255 Eustoma russellianum gracile Engelmann ex A. Gray Mexico: Josiah Gregg 213 1848
GH: 00415241 Zeltnera arizonica (A. Gray) G. Mansion Mexico: Nuevo León Ojo caliente [spring near Monterrey] Josiah Gregg 1847-2-12
Lamiaceae GH: 00269244 Hedeoma drummondii Bentham Mexico: Coahuila Saltillo: Josiah Gregg 247 1848-7-16
GH: 00269244 Hedeoma nana (Torrey) Briquet Mexico: Coahuila Saltillo: Josiah Gregg 247 1848-7-16
GH: 00001505 Poliomintha longiflora A. Gray Mexico: Coahuila Saltillo, mountains Josiah Gregg 313 1848-7-30
GH: 00001506 Poliomintha longiflora A. Gray Mexico: Josiah Gregg 313 1848
GH: 00001647 Salvia greggii A. Gray Mexico: Canon above Palomas near Saltillo Josiah Gregg 335 1848
GH: 00001646 Salvia greggii A. Gray Mexico: Canon above Palomas near Saltillo Josiah Gregg 335 1848
GH: 00002152 Tetraclea coulteri A. Gray Mexico: Coahuila Azufrora, near Saltillo Josiah Gregg 502 1848
GH: 00002151 Tetraclea coulteri A. Gray Mexico: Coahuila Azufrora, near Saltillo Josiah Gregg 502 1848
Lauraceae GH: 00041681 Litsea glaucescens Kunth Mexico: Hidalgo [Real del Monte] Josiah Gregg 639 1849-3-22
GH: 00041681 Litsea glaucescens subsolitaria (Meisner) Hemsley Mexico: Hidalgo [Real del Monte] Josiah Gregg 639 1849-3-22
GH: 00041687 Litsea parvifolia (Hemsley) Mez Mexico: Coahuila [Mts. near Saltillo] Josiah Gregg 314 1848-7-30
GH: 00041681 Tetranthera glaucescens (Kunth) Sprengel Mexico: Hidalgo [Real del Monte] Josiah Gregg 639 1849-3-22
GH: 00041681 Tetranthera glaucescens subsolitaria C. F. W. Meissner Mexico: Hidalgo [Real del Monte] Josiah Gregg 639 1849-3-22
GH: 00041687 Umbellularia parvifolia Hemsley Mexico: Coahuila [Mts. near Saltillo] Josiah Gregg 314 1848-7-30
Lentibulariaceae GH: 01974314 Pinguicula acuminata Bentham Mexico: Hidalgo Real del Monte. Josiah Gregg 633 1848
Liliaceae GH: 00589034 Anthericum stenocarpum Baker Mexico: Coahuila [San Antonio de los Alanzanes] Josiah Gregg 393 1848-8-31
GH: 00589035 Anthericum stenocarpum Baker Mexico: Coahuila [San Antonio de los Alanzanes] Josiah Gregg 393 1848-8-31
GH: 00589034 Echeandia flavescens (Schultes & Schultes f.) Cruden Mexico: Coahuila [San Antonio de los Alanzanes] Josiah Gregg 393 1848-8-31
GH: 00589035 Echeandia flavescens (Schultes & Schultes f.) Cruden Mexico: Coahuila [San Antonio de los Alanzanes] Josiah Gregg 393 1848-8-31
GH: 00589034 Echeandia sp. Mexico: Coahuila [San Antonio de los Alanzanes] Josiah Gregg 393 1848-8-31
Linaceae GH: 00043803 Linum greggii Engelmann Mexico: Coahuila [Near Saltillo] Josiah Gregg 387 1848-9-1
GH: 01248454 Linum rupestre (A. Gray) Engelmann ex A. Gray Mexico: [no additional data] Josiah Gregg 63 1848
GH: 01248452 Linum rupestre (A. Gray) Engelmann ex A. Gray Mexico: [no additional data] Josiah Gregg 114 1848
GH: 00043803 Linum schiedeanum Chamisso & Schlechtendal Mexico: Coahuila [Near Saltillo] Josiah Gregg 387 1848-9-1
GH: 01248516 Linum schiedeanum Chamisso & Schlechtendal Mexico: [no additional data] Josiah Gregg 387 1848
Loranthaceae GH: 00035713 Phoradendron bolleanum (Seemann) Eichler Mexico: Coahuila San Antonio de los Alazanes, near Saltillo Josiah Gregg 399 1848-8-31
GH: 00035714 Phoradendron bolleanum (Seemann) Eichler Mexico: Coahuila San Antonio de los Alazanes, near Saltillo Josiah Gregg 399 1848-8-31
GH: 00035695 Phoradendron greggii Trelease Mexico: Rinconada, between Monterrey and Saltillo Josiah Gregg 31 1847-1-5
GH: 00035696 Phoradendron greggii Trelease Mexico: Rinconada, between Monterrey and Saltillo Josiah Gregg 254 1847-2-11
GH: 00035702 Phoradendron lanceolatum Engelmann Mexico: Rinconada Josiah Gregg
GH: 00035713 Phoradendron saltillense Trelease Mexico: Coahuila San Antonio de los Alazanes, near Saltillo Josiah Gregg 399 1848-8-31
GH: 00035714 Phoradendron saltillense Trelease Mexico: Coahuila San Antonio de los Alazanes, near Saltillo Josiah Gregg 399 1848-8-31
GH: 00035696 Phoradendron tomentosum tomentosum Mexico: Rinconada, between Monterrey and Saltillo Josiah Gregg 254 1847-2-11
Lythraceae GH: 00254191 Nesaea longipes A. Gray Mexico: Coahuila Near Parras Josiah Gregg 1849-10
Malpighiaceae GH: 00037806 Calcicola parvifolia (A. Jussieu) W. R. Anderson & C. Davis Mexico: Durango Plains west of Mapimi Josiah Gregg
GH: 00037800 Callaeum septentrionale (A. Jussieu) D. M. Johnson Mexico: Nuevo León Lowlands near Monterrey Josiah Gregg 1847-1-30
GH: 00037800 Hiraea greggii S. Watson Mexico: Nuevo León Lowlands near Monterrey Josiah Gregg 1847-1-30
GH: 00037806 Hiraea sericea Engelmann Mexico: Durango Plains west of Mapimi Josiah Gregg
GH: 00037806 Mascagnia cana Small Mexico: Durango Plains west of Mapimi Josiah Gregg
GH: 00037800 Mascagnia septentrionalis Niedenzu Mexico: Nuevo León Lowlands near Monterrey Josiah Gregg 1847-1-30
GH: 00037806 Mascagnia sericea Niedenzu Mexico: Durango Plains west of Mapimi Josiah Gregg
Malvaceae GH: 00260972 Abutilon hypoleucum A. Gray Mexico: Nuevo León Josiah Gregg
GH: 00260974 Abutilon hypoleucum A. Gray Mexico: Nuevo León Josiah Gregg 155 1848
GH: 00260975 Abutilon hypoleucum A. Gray Mexico: Nuevo León Josiah Gregg 155 1848
GH: 00254010 Hibiscus cardiophyllus A. Gray Mexico: Tamaulipas E. of Puntiaguado Josiah Gregg
GH: 00052802 Hibiscus cardiophyllus A. Gray Mexico: Nuevo León West of Monterey Josiah Gregg 185 1848
GH: 00052808 Hibiscus coulteri Harvey ex A. Gray Mexico: Paso de Caritas Josiah Gregg 449 1848
GH: 00260990 Hibiscus denudatus Bentham Mexico: Coahuila Cerros Bravos [Perros Bravos] Josiah Gregg 481 1849-9
GH: 00260990 Hibiscus denudatus involucellatus A. Gray Mexico: Coahuila Cerros Bravos [Perros Bravos] Josiah Gregg 481 1849-9
GH: 00052802 Hibiscus martianus Zuccarini Mexico: Nuevo León West of Monterey Josiah Gregg 185 1848
GH: 00254591 Sida abutilifolia Miller Mexico: Nuevo León Monterey Josiah Gregg
GH: 00254592 Sida abutilifolia Miller Mexico: Chihuahua Josiah Gregg
GH: 00254591 Sida diffusa Kunth Mexico: Nuevo León Monterey Josiah Gregg
GH: 00254591 Sida filicaulis setosa A. Gray Mexico: Nuevo León Monterey Josiah Gregg
GH: 00254592 Sida filicaulis setosa A. Gray Mexico: Chihuahua Josiah Gregg
Mimosaceae GH: 00058205 Acacia ataxacantha de Candolle Mexico: Coahuila West of Patos Josiah Gregg 1847-4-10
GH: 00254210 Acacia constricta Bentham Mexico: Coahuila East of Mier, May 31/47 (also near Castanuel... Josiah Gregg 1847
GH: 00058205 Acacia greggii A. Gray Mexico: Coahuila West of Patos Josiah Gregg 1847-4-10
GH: 00589919 Acacia roemeriana Scheele Mexico: Chihuahua Monterey May 25 and west of Camaijo May 31/4... Josiah Gregg 1847-5
GH: 00058205 Acacia sp. Mexico: Coahuila West of Patos Josiah Gregg 1847-4-10
GH: 00589920 Acacia sp. Mexico: near Ojito Josiah Gregg 1847-4-23
GH: 00589920 Acacia wrightii Bentham Mexico: near Ojito Josiah Gregg 1847-4-23
GH: 00589919 Acacia wrightii Bentham Mexico: Chihuahua Monterey May 25 and west of Camaijo May 31/4... Josiah Gregg 1847-5
GH: 00069247 Havardia pallens (Bentham) Britton & Rose Mexico: Nuevo León Between Cerralvo and Monterey Josiah Gregg 6 1848
GH: 00069249 Havardia pallens (Bentham) Britton & Rose Mexico: Nuevo León East of Papagallo Josiah Gregg 1847-5-28
GH: 00069248 Havardia pallens (Bentham) Britton & Rose Mexico: Nuevo León East of Rinconada Josiah Gregg 1847-5-25
GH: 00065795 Leucaena glauca Bentham Mexico: East of Rinconada Josiah Gregg 1847-5-25
GH: 00065796 Leucaena greggii S. Watson Mexico: From near Rinconada Josiah Gregg 1847-1-5
GH: 00065795 Leucaena greggii S. Watson Mexico: East of Rinconada Josiah Gregg 1847-5-25
GH: 00065133 Mimosa malacophylla A. Gray Mexico: East of Rinconada Josiah Gregg 207 1848
GH: 00065134 Mimosa malacophylla A. Gray Mexico: Valley northeast of Monterey Josiah Gregg 1847-5-27
GH: 00065049 Mimosa zygophylla Bentham Mexico: Nuevo León Josiah Gregg 182 1848
GH: 00065050 Mimosa zygophylla Bentham Mexico: Coahuila Saltillo: Josiah Gregg
GH: 00069248 Pithecellobium brevifolium Bentham Mexico: Nuevo León East of Rinconada Josiah Gregg 1847-5-25
GH: 00069249 Pithecellobium brevifolium Bentham Mexico: Nuevo León East of Papagallo Josiah Gregg 1847-5-28
GH: 00069247 Pithecellobium brevifolium Bentham Mexico: Nuevo León Between Cerralvo and Monterey Josiah Gregg 6 1848
GH: 00003468 Prosopis reptans cinerascens (A. Gray) Burkart Mexico: Nuevo León [Valley near Azufrosa] Josiah Gregg 492 1848-9-22
GH: 00003469 Prosopis reptans cinerascens (A. Gray) Burkart Mexico: Nuevo León Valley near Azufrosa Josiah Gregg 492 1848-9-22
GH: 00065795 Ryncholeucaena greggii Britton & Rose Mexico: East of Rinconada Josiah Gregg 1847-5-25
GH: 00065796 Ryncholeucaena greggii Britton & Rose Mexico: From near Rinconada Josiah Gregg 1847-1-5
GH: 00003468 Strombocarpa cinerascens A. Gray Mexico: Nuevo León [Valley near Azufrosa] Josiah Gregg 492 1848-9-22
GH: 00003469 Strombocarpa cinerascens A. Gray Mexico: Nuevo León Valley near Azufrosa Josiah Gregg 492 1848-9-22
GH: 00254210 Vachellia constricta (Bentham) Seigler & Ebinger Mexico: Coahuila East of Mier, May 31/47 (also near Castanuel... Josiah Gregg 1847
Nitrariaceae GH: 00043947 Peganum mexicanum A. Gray Mexico: Coahuila Saltillo: Josiah Gregg 34 1848-6-2
GH: 00043948 Peganum mexicanum A. Gray Mexico: Coahuila Saltillo: Josiah Gregg 34 1848-6-2
Nyctaginaceae GH: 00037288 Acleisanthes greggii Standley Mexico: Nuevo León Josiah Gregg 157 1848-6-22
GH: 00037289 Acleisanthes greggii Standley Mexico: Nuevo León Josiah Gregg 157 1848-6-22
GH: 00037291 Acleisanthes longiflora A. Gray Mexico: Coahuila "Yerba Santa" Josiah Gregg 463 1848-9-20
GH: 00037290 Acleisanthes longiflora A. Gray Mexico: Coahuila "Yerba Santa" Josiah Gregg 463 1848-9-20
GH: 00037291 Acleisanthes longiflora hirtella Standley Mexico: Coahuila "Yerba Santa" Josiah Gregg 463 1848-9-20
GH: 00037290 Acleisanthes longiflora hirtella Standley Mexico: Coahuila "Yerba Santa" Josiah Gregg 463 1848-9-20
GH: 00037288 Acleisanthes obtusa (Choisy) Standley Mexico: Nuevo León Josiah Gregg 157 1848-6-22
GH: 00037289 Acleisanthes obtusa (Choisy) Standley Mexico: Nuevo León Josiah Gregg 157 1848-6-22
GH: 00037300 Allionia greggii Standley Mexico: San Antonio de las Alanzanes Josiah Gregg 348 1848-8-31
GH: 00037415 Allionia rotata Standley Mexico: Coahuila La Azufrosa, north of Saltillo Josiah Gregg 511 1848
GH: 00037416 Allionia rotata Standley Mexico: Coahuila La Azufrosa, north of Saltillo Josiah Gregg 511 1848
GH: 00062484 Boerhavia eriosolena A. Gray Mexico: Coahuila "Valley near Azufrora" (fide protologue) Josiah Gregg 512 1848-9-22
GH: 00037330 Boerhavia eriosolena A. Gray Mexico: Coahuila "Valley near Azufrora" (fide protologue) Josiah Gregg 512 1848-9-22
GH: 00062487 Boerhavia linearifolia A. Gray Mexico: Coahuila Saltillo, highlands Josiah Gregg 110 1848-6-2
GH: 00037415 Oxybaphus rotatus (Standley) Weatherby Mexico: Coahuila La Azufrosa, north of Saltillo Josiah Gregg 511 1848
GH: 00037416 Oxybaphus rotatus (Standley) Weatherby Mexico: Coahuila La Azufrosa, north of Saltillo Josiah Gregg 511 1848
Oleaceae GH: 00073737 Forestiera angustifolia Torrey Mexico: Southwest of San Pablo Josiah Gregg
GH: 00073739 Forestiera angustifolia Torrey Mexico: Nuevo León Josiah Gregg 1847-2-9
GH: 00267342 Forestiera phillyreoides (Bentham) Torrey Mexico: Michoacán Morelia: Morelia, West Mexico Josiah Gregg 1849-5
GH: 00073737 Forestiera phillyreoides spathulifolia Torrey Mexico: Southwest of San Pablo Josiah Gregg
GH: 00073739 Forestiera phillyreoides spathulifolia Torrey Mexico: Nuevo León Josiah Gregg 1847-2-9
GH: 00073811 Fraxinus greggii A. Gray Mexico: Low grounds near Rinconada Josiah Gregg 1847-1-5
GH: 00075117 Menodora scabra A. Gray Mexico: Josiah Gregg 527 1848
GH: 00075117 Menodora scoparia Engelmann ex A. Gray Mexico: Josiah Gregg 527 1848
Onagraceae GH: 00071785 Oenothera greggii A. Gray Mexico: from hill, SE of Pelayo Josiah Gregg 1847-5-8
GH: 00071785 Oenothera greggii typica Munz Mexico: from hill, SE of Pelayo Josiah Gregg 1847-5-8
GH: 00071789 Oenothera macrosceles A. Gray Mexico: Vara de San José, Ojo de San Bernardo and P... Josiah Gregg 1847-5-8
Orobanchaceae GH: 00078520 Aureolaria greggii (S. Watson) Pennell Mexico: Josiah Gregg 81 1848
GH: 00078520 Gerardia greggii S. Watson Mexico: Josiah Gregg 81 1848
GH: 00077871 Seymeria laxa (Pennell) Standley Mexico: Josiah Gregg 410 1848
GH: 00077872 Seymeria laxa (Pennell) Standley Mexico: Josiah Gregg 410 1848
Oxalidaceae GH: 00254024 Oxalis dichondraefolia A. Gray Mexico: Josiah Gregg 1848
GH: 00254023 Oxalis dichondraefolia A. Gray Mexico: Josiah Gregg 192 1848
Pinaceae GH: 00022423 Pinus greggii Engelmann Mexico: Coahuila San Antonio de los Alanzas, near Saltillo Josiah Gregg 402 1848-8-30
Plantaginaceae GH: 02001328 Mecardonia procumbens (Miller) Small Mexico: [data not captured] Josiah Gregg
GH: 01803883 Plantago rhodosperma Decaisne : North America (CA, US, MX): Buena Vista Josiah Gregg
Polemoniaceae GH: 00078929 Gilia rigidula acerosa A. Gray Mexico: Coahuila Battlefield near Buenavista Josiah Gregg
Polygalaceae GH: 00025920 Polygala glandulosa Kunth Mexico: Cerralbo Josiah Gregg 1847-5-29
GH: 00025920 Polygala greggii S. Watson Mexico: Cerralbo Josiah Gregg 1847-5-29
Polygonaceae GH: 00036357 Eriogonum greggii Torrey & A. Gray Mexico: Nuevo León Near San Juan de la Vaqueria Josiah Gregg 719 1847-5-20
Resedaceae GH: 02467847 Reseda luteola Linnaeus Mexico: valley near Guadaloupe; suburb of Mexico Cit... Josiah Gregg 601 1848
GH: 02467836 Reseda luteola Linnaeus Mexico: [illegible] Josiah Gregg 601 1848
Rhamnaceae GH: 00056380 Ceanothus greggii A. Gray Mexico: Coahuila Battlefield of Buenavista [north of Saltillo... Josiah Gregg [354] 1847-3-27
GH: 00056380 Ceanothus pauciflorus de Candolle Mexico: Coahuila Battlefield of Buenavista [north of Saltillo... Josiah Gregg [354] 1847-3-27
GH: 00051287 Colubrina greggii S. Watson Mexico: Nuevo León Josiah Gregg 154 1848
GH: 00260413 Condalia ericoides (A. Gray) M. C. Johnston Mexico: Coahuila East of Parras Josiah Gregg 1851
GH: 00260413 Microrhamnus ericoides A. Gray Mexico: Coahuila East of Parras Josiah Gregg 1851
GH: 00051528 Ziziphus lycioides A. Gray Mexico: Matamoros to Mapimi Josiah Gregg
GH: 00051529 Ziziphus lycioides A. Gray Mexico: Josiah Gregg
GH: 00051528 Ziziphus obtusifolia (Hooker ex Torrey & A. Gray) A. Gray Mexico: Matamoros to Mapimi Josiah Gregg
Rosaceae GH: 00102047 Amelanchier denticulata psilantha C. K. Schneider Mexico: Josiah Gregg 599 1848
GH: 00102048 Amelanchier denticulata psilantha C. K. Schneider Mexico: Josiah Gregg 599 1848
GH: 02558612 Rosa montezumae Humboldt & Bonpland ex Thory Mexico: Highlands west of city Mexico Josiah Gregg 677 1849-4-26
Rubiaceae GH: 00254278 Hedyotis acerosa A. Gray Mexico: Coahuila [Battlefield of Buena Vista] Josiah Gregg 72 1848-5-19
GH: 00056966 Hedyotis palmeri palmeri Mexico: Cevralbo Josiah Gregg 1847-5-29
GH: 00254278 Houstonia acerosa (A. Gray) Bentham & Hooker f. Mexico: Coahuila [Battlefield of Buena Vista] Josiah Gregg 72 1848-5-19
GH: 00096878 Houstonia angustifolia rigidiuscula A. Gray Mexico: Coahuila Battlefield near Buena Vista, south of Salti... Josiah Gregg 66 1848-5-19
GH: 00056966 Houstonia longipes S. Watson Mexico: Cevralbo Josiah Gregg 1847-5-29
Rutaceae GH: 00112814 Casimiroa greggii (S. Watson) F. Chiang Mexico: Nuevo León Walnut grove near Monterey Josiah Gregg 1847-2-7
GH: 00044187 Ptelea parvifolia A. Gray ex Hemsley Mexico: Battlefield near Buenavista Josiah Gregg 1847-5-22
GH: 00044026 Ptelea parvifolia A. Gray ex Hemsley Mexico: Near Marin, Monterey Josiah Gregg
GH: 00306580 Rutosma texana A. Gray Mexico: Nuevo León From Bishop's Hill near Monterey Josiah Gregg 1847-2-6
GH: 00112814 Sargentia greggii S. Watson Mexico: Nuevo León Walnut grove near Monterey Josiah Gregg 1847-2-7
Sapindaceae GH: 00032277 Urvillea mexicana A. Gray Mexico: Nuevo León [no additional data] Josiah Gregg 139 1848
GH: 00032277 Urvillea ulmacea Kunth Mexico: Nuevo León [no additional data] Josiah Gregg 139 1848
Scrophulariaceae GH: 00077871 Afzelia laxa Pennell Mexico: Josiah Gregg 410 1848
GH: 00077872 Afzelia laxa Pennell Mexico: Josiah Gregg 410 1848
Simaroubaceae GH: 00306591 Castela Mexico: Near Maria & Andabazo Josiah Gregg
GH: 00306591 Castela erecta texana (Torrey & A. Gray) Cronquist Mexico: Near Maria & Andabazo Josiah Gregg
GH: 00306590 Castela erecta texana (Torrey & A. Gray) Cronquist Mexico: Near Rinconada Josiah Gregg 1847-1-23
Solanaceae GH: 00269112 Cestrum Linnaeus Mexico: Josiah Gregg 630 1848
GH: 00815334 Nicotiana obtusifolia Mertens & Galeotti Mexico: Valley of Mazas; Bolson de [illegible]; R Oj... Josiah Gregg 1847-5-6
GH: 00815335 Nicotiana obtusifolia Mertens & Galeotti Mexico: [no additional data] Josiah Gregg 1848
Verbenaceae GH: 00269180 Aloysia macrostachya (Torrey) Moldenke Mexico: Nuevo León [West of Monterrey] Josiah Gregg 190 1848-6-24
GH: 00269181 Aloysia macrostachya (Torrey) Moldenke Mexico: Coahuila [Canyon above Palamas] Josiah Gregg 323 1848-8-3
GH: 00269227 Lantana macropoda Torrey Mexico: Coahuila Saltillo: Josiah Gregg 454 1848
GH: 00269228 Lantana macropoda Torrey Mexico: Coahuila Saltillo: Josiah Gregg 454 1848
GH: 00269180 Lippia macrostachya (Torrey) S. Watson Mexico: Nuevo León [West of Monterrey] Josiah Gregg 190 1848-6-24
GH: 00269181 Lippia macrostachya (Torrey) S. Watson Mexico: Coahuila [Canyon above Palamas] Josiah Gregg 323 1848-8-3
GH: 00269180 Lippia scorodonoides (Kunth) Chamisso Mexico: Nuevo León [West of Monterrey] Josiah Gregg 190 1848-6-24
GH: 00269180 Lippia wrightii macrostachya Torrey Mexico: Nuevo León [West of Monterrey] Josiah Gregg 190 1848-6-24
GH: 00269181 Lippia wrightii macrostachya Torrey Mexico: Coahuila [Canyon above Palamas] Josiah Gregg 323 1848-8-3
GH: 00135431 Verbena bracteata Lagasca & Rodriguez Mexico: Northern Mexico Josiah Gregg
GH: 00135431 Verbena bracteosa brevibracteata A. Gray Mexico: Northern Mexico Josiah Gregg
Zygophyllaceae GH: 00043952 Sericodes greggii A. Gray Mexico: Near San Lorenzo Josiah Gregg
