Apocynaceae GH: 02379210  Mandevilla subsagittata  (Ruiz & Pavon) Woodson Mexico: Veracruz Zacuapan and vicinity   C. A. Purpus 2215 1906-11 
 GH: 02379293  Mandevilla tubiflora  (M. Martens & Galeotti) Woodson Mexico: Veracruz Zacuapan and vicinity   C. A. Purpus 1935 1906-11 
 GH: 02375221  Tabernaemontana alba  Miller Mexico: Veracruz Zacuapan [Zacualpan]   C. A. Purpus 2044 1906-6 
Asclepiadaceae GH: 00026928  Asclepias auriculata  Kunth Mexico: Veracruz Zacuapan, Barranca de Tenampa   C. A. Purpus 2099 1906-8 
 GH: 00026928  Asclepias purpusii  Brandegee Mexico: Veracruz Zacuapan, Barranca de Tenampa   C. A. Purpus 2099 1906-8 
 GH: 00076354  Gonolobus xanthotrichus  Brandegee Mexico: Veracruz Zacuapan, bush-woods   C. A. Purpus 2097 1906-6 
 GH: 00076457  Marsdenia gilgiana  W. Rothe Mexico: Veracruz Zacuapan, edges of brush-wood, roadsides   C. A. Purpus 2095 1906-6 
Asteraceae GH: 00000551  Achaenipodium discoideum  Brandegee Mexico:  Iztaccihuatl; 8000 ft.   C. A. Purpus 1534 1906-1 
 GH: 00000552  Achaenipodium discoideum  Brandegee Mexico:  Ixtaccihuatl; 8000 ft. elev.   C. A. Purpus 1534 1906-1 
 GH: 00007193  Ageratina oligocephala  (de Candolle) King & H. Robinson Mexico:  Ixtaccihuatl, 8000 ft.   C. A. Purpus 1578 1906-1 
 GH: 00007192  Ageratina oligocephala  (de Candolle) King & H. Robinson Mexico:  Ixtaccihuatl   C. A. Purpus 1578 1906-3 
 GH: 00007192  Eupatorium   Linnaeus Mexico:  Ixtaccihuatl   C. A. Purpus 1578 1906-3 
 GH: 00007192  Eupatorium erythrocomum  B. L. Robinson Mexico:  Ixtaccihuatl   C. A. Purpus 1578 1906-3 
 GH: 00007193  Eupatorium erythrocomum  B. L. Robinson Mexico:  Ixtaccihuatl, 8000 ft.   C. A. Purpus 1578 1906-1 
 GH: 00009889  Loxothysanus filipes  B. L. Robinson Mexico: Veracruz Zacuapan   C. A. Purpus 1862 1906-5 
 GH: 00009889  Loxothysanus sinuatus  (Lessing) B. L. Robinson Mexico: Veracruz Zacuapan   C. A. Purpus 1862 1906-5 
 GH: 00257277  Notoptera scabridula  S. F. Blake Mexico: Veracruz Zacuapan   C. A. Purpus 2221 1906-10 
 GH: 00257277  Otopappus curviflorus  (R. Brown) Hemsley Mexico: Veracruz Zacuapan   C. A. Purpus 2221 1906-10 
 GH: 00010905  Parthenium fruticosum  Lessing Mexico: Veracruz Barranca de Tenaupa, Zacuapan   C. A. Purpus 1849 1906-8 
 GH: 00010905  Parthenium parviceps  S. F. Blake Mexico: Veracruz Barranca de Tenaupa, Zacuapan   C. A. Purpus 1849 1906-8 
 GH: 00012726  Stevia flourensioides  S. F. Blake Mexico:  Ixtaccihuatl, 11000-12000 feet   C. A. Purpus 1470 1906-1 
 GH: 00012726  Stevia salicifolia  Cavanilles Mexico:  Ixtaccihuatl, 11000-12000 feet   C. A. Purpus 1470 1906-1 
 GH: 00012726  Stevia vernicosa  Greenman Mexico:  Ixtaccihuatl, 11000-12000 feet   C. A. Purpus 1470 1906-1 
Bromeliaceae GH: 01817342  Tillandsia brachycaulos  Schlechtendal Mexico: Veracruz [no additional data]   C. A. Purpus 2105 1906-8 
 GH: 01817620  Tillandsia filifolia  Schlechtendal & Chamisso Mexico: Veracruz Zacuapan and vicinity   C. A. Purpus 2103 1906-6 
 GH: 01817841  Tillandsia leiboldiana  Schlechtendal Mexico: Veracruz Zacuapan and vicinity   C. A. Purpus 2102 1906-8 
 GH: 01818274  Tillandsia streptophylla  Scheidweiler ex C. Morren Mexico: Veracruz Zacuapan and vicinity   C. A. Purpus 2104 1906-8 
Burseraceae GH: 00044403  Bursera purpusii  Brandegee Mexico: Veracruz Barranca de Zacuapan   C. A. Purpus 2045 1906-6 
Crassulaceae GH: 01987561  Echeveria carnicolor  E. Morren Mexico:  Barranca de Tenampa    C. A. Purpus 06.357 1906-11 
 GH: 01990759  Sedum goldmanii  (Rose) Moran Mexico:  [Ixtaccihuatl]   C. A. Purpus 1819 1906-2 
Cyperaceae GH: 02467370  Eleocharis retroflexa  (Poiret) Urban Mexico: Veracruz [no additional data]   C. A. Purpus 2360 1906-11 
Ericaceae GH: 00014935  Gaultheria angustifolia  Brandegee Mexico:  Ixtarrihuatl   C. A. Purpus 2040 1906-4 
 GH: 00014942  Gaultheria erecta  Ventenat Mexico: México Salto de Agua   C. A. Purpus 1774 1906-1 
 GH: 00014942  Gaultheria lancifolia  Small Mexico: México Salto de Agua   C. A. Purpus 1774 1906-1 
Fabaceae GH: 00058440  Aeschynomene purpusii  Brandegee Mexico: Veracruz [near Huatusco], [Hacienda] Zacuapan [new na...  C. A. Purpus 1904 1906 
 GH: 00057196  Indigofera sp.   Mexico: Veracruz Barranca de Santa Maria, Zacuapan   C. A. Purpus 2332 1906-11 
 GH: 00057196  Indigofera sphinctosperma  Standley Mexico: Veracruz Barranca de Santa Maria, Zacuapan   C. A. Purpus 2332 1906-11 
Hydrophyllaceae GH: 00521996  Nama flavescens  Brandegee Mexico: Coahuila Parras   C. A. Purpus 1875 1906-2 
 GH: 00521996  Nama stenophylla flavescens (Brandegee) C. L. Hitchcock Mexico: Coahuila Parras   C. A. Purpus 1875 1906-2 
Lamiaceae GH: 00001791  Salvia zacuapanensis  Brandegee Mexico: Veracruz [near Huatusco], [Hacienda] Zacuapan [new na...  C. A. Purpus 1932 1906-9 
Lauraceae GH: 02528664  Licaria mexicana  (Brandegee) Kostermans Mexico: Veracruz Zacuapan and Vicinity   C. A. Purpus 2293 1906-11 
Linaceae GH: 01248542  Linum tenellum  Chamisso & Schlechtendal Mexico: Veracruz Zacuapan and vicinity   C. A. Purpus 2026 1906-5 
Lobeliaceae GH: 00246137  Lobelia cliffortiana  Linnaeus Mexico: Veracruz [near Huatusco], [Hacienda] Zacuapan [new na...  C. A. Purpus 2245 1906-11 
 GH: 00246137  Lobelia xalapensis  Kunth Mexico: Veracruz [near Huatusco], [Hacienda] Zacuapan [new na...  C. A. Purpus 2245 1906-11 
Loganiaceae GH: 00247022  Spigelia humboldtiana  Chamisso & Schlechtendal Mexico: Veracruz Zacuapan   C. A. Purpus 2426a 1906 
 GH: 00247022  Spigelia mexicana  A. de Candolle Mexico: Veracruz Zacuapan   C. A. Purpus 2426a 1906 
 GH: 00247022  Spigelia palmeri  Rose Mexico: Veracruz Zacuapan   C. A. Purpus 2426a 1906 
 GH: 00247022  Spigelia scabra  Chamisso & Schlechtendal Mexico: Veracruz Zacuapan   C. A. Purpus 2426a 1906 
Malpighiaceae GH: 00032732  Gaudichaudia albida  Chamisso & Schlechtendal Mexico: Veracruz Zacuapan and vicinity   C. A. Purpus 1936 1906-8 
 A: 00255115  Gaudichaudia albida  Chamisso & Schlechtendal Mexico: Veracruz Zacuapan and Vicinity   C. A. Purpus 1936 1906-8 
 GH: 00032732  Gaudichaudia filipendula  A. Jussieu Mexico: Veracruz Zacuapan and vicinity   C. A. Purpus 1936 1906-8 
 A: 00255115  Gaudichaudia filipendula  A. Jussieu Mexico: Veracruz Zacuapan and Vicinity   C. A. Purpus 1936 1906-8 
 GH: 00032732  Gaudichaudia pentandra tristyla Niedenzu Mexico: Veracruz Zacuapan and vicinity   C. A. Purpus 1936 1906-8 
 A: 00255115  Gaudichaudia pentandra tristyla Niedenzu Mexico: Veracruz Zacuapan and Vicinity   C. A. Purpus 1936 1906-8 
Malvaceae GH: 00255395  Abutilon macranthum  Peyritsch Mexico: Veracruz [near Huatusco], [Hacienda] Zacuapan [new na...  C. A. Purpus 2233 1906-12 
 GH: 00052653  Abutilon sphaerostaminum  Hochreutiner Mexico: Veracruz Zacuapan and vicinity, Barranca de Santa Mar...  C. A. Purpus 2234 1906-12 
 GH: 00255395  Bakeridesia ferruginea  (Martyn) Krapovickas Mexico: Veracruz [near Huatusco], [Hacienda] Zacuapan [new na...  C. A. Purpus 2233 1906-12 
 GH: 01130227  Hibiscus phoeniceus  Jacquin Mexico: Veracruz Zacuapan and vicinity, Barranca de Santa Mar...  C. A. Purpus 2236 1906-11 
Orchidaceae AMES: 02388822  Bletia campanulata  La Llave & Lexarza Mexico: Veracruz Zacuapan; Fortin   C. A. Purpus 2152 1906-8 
 GH: 01944978  Cranichis cochleata  Dressler Mexico: Veracruz [near Huatusco], [Hacienda] Zacuapan [new na...  C. A. Purpus 2128 1906-1 
 GH: 00061216  Dichaea intermedia  Ames & Correll Mexico: Veracruz Santa Ana   C. A. Purpus 4443 1906-5 
 GH: 00061216  Dichaea squarrosa  Lindley Mexico: Veracruz Santa Ana   C. A. Purpus 4443 1906-5 
 AMES: 02108936  Encyclia bractescens  (Lindley) Hoehne Mexico: Veracruz Zacuapan   C. A. Purpus 2131 1906-5 
 AMES: 02174895  Epidendrum ciliare  Linnaeus Mexico: Veracruz Zacuapan, Fortin   C. A. Purpus  1906-8 
 AMES: 02112142  Epidendrum difforme  Jacquin Mexico: Veracruz [no additional data]   C. A. Purpus  1906 
 AMES: 02112141  Epidendrum difforme  Jacquin Mexico: Veracruz Zacuapan   C. A. Purpus 2141 1906-8 
 AMES: 02112298  Epidendrum diffusum  Swartz Mexico: Veracruz Zacuapan   C. A. Purpus 2133 1906-8 
 AMES: 02112330  Epidendrum diffusum  Swartz Mexico: Veracruz Zacuapan   C. A. Purpus 21233 1906-8 
 GH: 02112320  Epidendrum diffusum  Swartz Mexico: Veracruz Zacuapan   C. A. Purpus 2133 1906-8 
 AMES: 02112601  Epidendrum galeottianum  A. Richard & Galeotti Mexico: Veracruz Zacuapan   C. A. Purpus  1906-11 
 AMES: 02112599  Epidendrum galeottianum  A. Richard & Galeotti Mexico: Veracruz Zacuapan   C. A. Purpus  1906-11 
 GH: 02111609  Epidendrum ramosum  Jacquin Mexico: Veracruz Zacuapan and Vicinity   C. A. Purpus 2134 1906-9 
 AMES: 02111596  Epidendrum ramosum  Jacquin Mexico: Veracruz Zacuapan   C. A. Purpus 2134 1906-9 
 AMES: 02091929  Erythrodes querceticola  (Lindley) Ames Mexico: Veracruz Barranca de Tenampa   C. A. Purpus  1906-10 
 AMES: 02091930  Erythrodes querceticola  (Lindley) Ames Mexico: Veracruz Zacuapan, Barranca de Tenampa.   C. A. Purpus  1906-10 
 AMES: 01947143  Habenaria clypeata  Lindley Mexico: Veracruz Zacuapan.   C. A. Purpus 2120 1906-11 
 AMES: 01947524  Habenaria novemfida  Lindley Mexico: Veracruz Zacuapan. [Cansequilta]   C. A. Purpus 2117 1906-9 
 AMES: 01947546  Habenaria odontopetala  H. G. Reichenbach Mexico: Veracruz [no additional data]   C. A. Purpus  1906 
 AMES: 01947652  Habenaria strictissima odontopetala (H. G. Reichenbach) L. O. Williams Mexico: Veracruz Zacuapan   C. A. Purpus 2119 1906-11 
 AMES: 02155664  Isochilus amparoanus  Schlechter Mexico: Veracruz Zacuapan   C. A. Purpus 2137 1906-8 
 GH: 02155652  Isochilus amparoanus  Schlechter Mexico: Veracruz Zacuapan   C. A. Purpus 2137 1906-8 
 GH: 02155761  Isochilus linearis  (Jacquin) R. Brown Mexico: Veracruz Zacuapan and vicinity; State of Vera Cruz   C. A. Purpus 2137 1906-8 
 AMES: 02155664  Isochilus major amparoanus (Schlechter) Correll Mexico: Veracruz Zacuapan   C. A. Purpus 2137 1906-8 
 GH: 02155652  Isochilus major amparoanus (Schlechter) Correll Mexico: Veracruz Zacuapan   C. A. Purpus 2137 1906-8 
 AMES: 02155438  Jacquiniella equitantifolia  (Ames) Dressler Mexico: Veracruz Zacuapan   C. A. Purpus 2135 1906-8 
 AMES: 02096964  Liparis nervosa  (Thunberg) Lindley Mexico: Veracruz Zacuapan. Barranca de Tenampa   C. A. Purpus 2146 1906-9 
 AMES: 01985052  Malaxis histionantha  (Link, Klotzsch & Otto) Garay ex Dunsterville Mexico: Veracruz Zacuapan   C. A. Purpus 2126 1906-10 
 AMES: 01985052  Malaxis parthonii  C. Morren Mexico: Veracruz Zacuapan   C. A. Purpus 2126 1906-10 
 AMES: 02097789  Masdevallia floribunda  Lindley Mexico: Veracruz Zacuapan   C. A. Purpus 2138 1906-8 
 AMES: 02097787  Masdevallia floribunda  Lindley Mexico: Veracruz [no additional data]   C. A. Purpus  1906 
 AMES: 02097786  Masdevallia floribunda  Lindley Mexico: Veracruz [no additional data]   C. A. Purpus  1906 
 AMES: 01943873  Mesadenus polyanthus  (H. G. Reichenbach) Schlechter Mexico: Veracruz [no additional data]   C. A. Purpus  1906 
 AMES: 01985052  Microstylis histionantha  Link, Klotzsch & Otto Mexico: Veracruz Zacuapan   C. A. Purpus 2126 1906-10 
 AMES: 02174611  Nageliella purpurea  (Lindley) L. O. Williams Mexico: Veracruz Zacuapan   C. A. Purpus 2143 1906-8 
 AMES: 02154105  Nidema boothii  Lindley Mexico: Veracruz Zacuapan   C. A. Purpus 2140 in part 1906-8 
 GH: 02097670  Physosiphon tubatus   (G. Loddiges) H. G. Reichenbach Mexico: Veracruz Zacuapan and Vicinity   C. A. Purpus 2132 1906-7 
 AMES: 02097680  Physosiphon tubatus   (G. Loddiges) H. G. Reichenbach Mexico: Veracruz Zacuapan   C. A. Purpus 2132 1906-7 
 AMES: 02151202  Platystele stenostachya  (H. G. Reichenbach) Garay Mexico: Veracruz [near Huatusco], [Hacienda] Zacuapan [new na...  C. A. Purpus 2123 1906-8 
 AMES: 02151359  Pleurothallis angustifolia  Lindley Mexico: Veracruz [near Huatusco], [Hacienda] Zacuapan [new na...  C. A. Purpus 2122 1906-11 
 AMES: 02151712  Pleurothallis digitale  Luer Mexico: Veracruz [no additional data]   C. A. Purpus  1906 
 AMES: 02151924  Pleurothallis hastata  Ames Mexico: Veracruz [near Huatusco], [Hacienda] Zacuapan [new na...  C. A. Purpus 2151 1906-9 
 AMES: 02152340  Pleurothallis pubescens  Lindley Mexico: Veracruz [near Huatusco], [Hacienda] Zacuapan [new na...  C. A. Purpus 2142 1906-8 
 AMES: 02152630  Pleurothallis tribuloides  Lindley Mexico: Veracruz [near Huatusco], [Hacienda] Zacuapan [new na...  C. A. Purpus 2124 1906-7 
 GH: 02152629  Pleurothallis tribuloides  Lindley Mexico: Veracruz Zacuapan and Vicinity   C. A. Purpus 2124 1906-7 
 GH: 02127777  Polystachya clavata  Lindley Mexico: Veracruz Zacuapan and Vicinity   C. A. Purpus 2129 1906-9 
 AMES: 02127775  Polystachya clavata  Lindley Mexico: Veracruz Zacuapan   C. A. Purpus 2129 1906-9 
 AMES: 02123675  Prosthechea cochleata  (Linnaeus) W. E. Higgins Mexico: Veracruz Zacuapan   C. A. Purpus 2150 1906-9 
 AMES: 02123990  Prosthechea ochracea  (Lindley) W. E. Higgins Mexico: Veracruz Zacuapan   C. A. Purpus 2136 1906-10 
 AMES: 02124190  Prosthechea radiata  (Lindley) W. E. Higgins Mexico: Veracruz Zacuapan   C. A. Purpus 2139 1906-5 
 AMES: 02089637  Stelis rubens  Schlechter Mexico: Veracruz [near Huatusco], [Hacienda] Zacuapan [new na...  C. A. Purpus 2149 1906-8 
Oxalidaceae GH: 00247950  Oxalis dichondraefolia  A. Gray Mexico: Veracruz Zacuapan and Vicinity, Barranea de Santa Mar...  C. A. Purpus 2289 1906-11 
 GH: 00247950  Oxalis robusta  R. Knuth Mexico: Veracruz Zacuapan and Vicinity, Barranea de Santa Mar...  C. A. Purpus 2289 1906-11 
Piperaceae GH: 01678990  Lepianthes umbellata  (Linnaeus) Rafinesque ex Ramamoorthy Mexico: Veracruz Zacuapan   C. A. Purpus 2017 1906-8 
 GH: 01984368  Peperomia mexicana  (Miquel) Miquel Mexico: Veracruz Zacuapan and Vicinity. Barranca de Zacuapan   C. A. Purpus 1994 1906-9 
 GH: 01979009  Piper aduncum  Linnaeus Mexico: Veracruz Zacuapan Fortin   C. A. Purpus  1906-5 
Polygalaceae GH: 00025902  Polygala biformipilis  S. F. Blake Mexico: Veracruz    C. A. Purpus 2364 1906-11 
Pottiaceae FH: 00516041  Barbula bescherellei  Sauerbeck Mexico: Puebla [data not captured]   C. A. Purpus 4296 1906-9 
Rafflesiaceae A: 00055102  Apodanthes mexicana  Brandegee Mexico: Veracruz Zacuapan, Tenampa   C. A. Purpus 2207 1906-10 
 A: 00055102  Pilostyles mexicana  (Brandegee) Rose Mexico: Veracruz Zacuapan, Tenampa   C. A. Purpus 2207 1906-10 
Solanaceae GH: 00987811  Capsicum ciliatum  Kunth ex Kuntze Mexico: Veracruz Zacuapan and Vicinity; Barranca de Tenampa   C. A. Purpus 2294 1906-11 
 GH: 00077498  Solanum appendiculatum  Dunal Mexico:  Ixtaccihuatl, along brooks, 8000 feet   C. A. Purpus 1733 1906-1 
 GH: 00077498  Solanum inscendens  Rydberg Mexico:  Ixtaccihuatl, along brooks, 8000 feet   C. A. Purpus 1733 1906-1 
Thymelaeaceae GH: 00061456  Daphnopsis decidua  Domke Mexico: Puebla Tehuacan   C. A. Purpus 4447 1906-7 
 GH: 00061456  Daphnopsis purpusii  Brandegee Mexico: Puebla Tehuacan   C. A. Purpus 4447 1906-7 
 GH: 00061456  Daphnopsis salicifolia  Meisner Mexico: Puebla Tehuacan   C. A. Purpus 4447 1906-7 
Tiliaceae GH: 00052276  Belotia grandifolia  Sprague Mexico:  Zacuapan, alt. 4000 feet   C. A. Purpus 1916 1906-9 
 GH: 00052276  Trichospermum mexicanum  (A. de Candolle) Baillon Mexico:  Zacuapan, alt. 4000 feet   C. A. Purpus 1916 1906-9