Displaying 1 - 75 out of 783 Object(s)
| Taxon | Collector | Date | Country | State/Province | Locality | Type Status | Barcode | Notice | ||
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| Henriettea tuberculosa (Donn.Sm.) L.O.Williams | W. D. Stevens 24802 | 14 Mar 1947 | Costa Rica | Limón | Cerro Coronel, E of Laguna… | — |
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| Entodon beyrichii (Schwägr.) Müll.Hal. | W. D. Stevens 16434 | 13 Dec 1949 | Nicaragua | Madriz | lower W slopw of Cerro… | — | ||||
| Lobaria fendleri (Tuck. & Mont.) Lindau | W. D. Stevens 235 | 17 Mar 1969 | Costa Rica | Puntarenas | On "ridge road" c. 4… | — |
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| Lobaria corrosa (Ach.) Vain. | W. D. Stevens 257 | 19 Mar 1969 - 20 Mar 1969 | Costa Rica | Cartago | Cerro de la Muerte, below… | — |
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| Asclepias notha W.D.Stevens | W. D. Stevens 1102 | 20 Jun 1971 | Mexico | México | Along Hwy 150 about 1… | — |
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| Fischeria scandens DC. | W. D. Stevens 1106 | 21 Jun 1971 | Mexico | Veracruz | Near field station of UNAM… | — |
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| Macrocoma tenue (Hook. & Grev.) Vitt subsp. tenue | W. D. Stevens 1276 | 18 Jul 1971 | Guatemala | Huehuetenango | Sierra de los Cuchumatanes, about… | — |
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| Leucodon curvirostris Hampe | W. D. Stevens 1276p.p. | 18 Jul 1971 | Guatemala | Huehuetenango | Sierra de Los Cuchumatanes, about… | — |
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| Matelea dictyantha Woodson | W. D. Stevens 1311 | 22 Jul 1971 | Mexico | Oaxaca | Along road to microwave tower… | — |
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| Gonolobus sororius A.Gray | W. D. Stevens 1366 | 28 Jul 1971 | Mexico | Oaxaca | Along Hwy 200 about 2.7… | — |
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| Matelea pavonii (Decne.) Woodson | W. D. Stevens 1375 | 04 Aug 1971 | Mexico | Morelos | About 4.5 mi E of… | — |
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| Sarcostemma pannosum Decne. | W. D. Stevens 1388 | 05 Aug 1971 | Mexico | Puebla | Along Hwy 190 about 2.7… | — |
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| Asclepias lynchiana Fishbein | W. D. Stevens 1387 | 05 Aug 1971 | Mexico | Morelos | Along road from Cuernavaca to… | — |
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| Matelea standleyana Woodson | W. D. Stevens 1392 | 07 Aug 1971 | Mexico | Oaxaca | About 29.7 mi W of… | — |
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| Blepharodon mucronatum (Schltdl.) Decne. | W. D. Stevens 1408 | 10 Aug 1971 | Mexico | Veracruz | About 4.5 mi W of… | — |
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| Cynanchum racemosum (Jacq.) Jacq. | W. D. Stevens 1416 | 10 Aug 1971 | Mexico | Veracruz | About 2.0 mi W of… | — |
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| Cynanchum foetidum (Cav.) Kunth | W. D. Stevens 1417 | 13 Aug 1971 | Mexico | México | About 5.0 mi NE of… | — |
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| Matelea pavonii (Decne.) Woodson | W. D. Stevens 1435 | 21 Aug 1971 | Mexico | Jalisco | Barranca of Río Verde, about… | — |
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| Matelea sepicola W.D.Stevens | W. D. Stevens 1436 | 23 Aug 1971 | Mexico | Jalisco | About 6.9 miles SW of… | isotype |
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| Gonolobus macranthus Kunze | W. D. Stevens 1437 | 23 Aug 1971 | Mexico | Jalisco | About 6.9 mi SW of… | — |
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| Cynanchum foetidum (Cav.) Kunth | W. D. Stevens 1450 | 25 Aug 1971 | Mexico | Jalisco | Along Hwy 15 about 2.3… | — |
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| Matelea tuberosa (Rob.) Woodson | W. D. Stevens 1458 | 26 Aug 1971 | Mexico | Nayarit | About 10 mi SE of… | — |
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| Matelea cordifolia (A.Gray) Woodson | W. D. Stevens 1517 | 04 Sep 1971 | Mexico | Sonora | Near intersection of Hwy 15… | — |
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| Matelea prosthecidiscus Woodson | W. D. Stevens 1811 | 28 Aug 1973 | Mexico | Jalisco | Along Hwy 110 about 5.0… | — |
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| Cascabela ovata (Cav.) Lippold | W. D. Stevens 1856 | 31 Aug 1973 | Mexico | Colima | Along road from Santiago to… | — |
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| Euphorbia jaliscensis B.L.Rob. & Greenm. | W. D. Stevens 1960 | 04 Sep 1973 | Mexico | Jalisco | About 0.5 mi from Hwy… | — |
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| Cynanchum ligulatum (Benth.) Woodson | W. D. Stevens 1973 | 04 Sep 1973 | Mexico | Jalisco | About 0.5 mi from Hwy… | — |
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| Euphorbia capitellata Engelm. | W. D. Stevens 2064 | 12 Sep 1973 | Mexico | Sonora | About 2.2 mi NE of… | — |
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| Marsdenia edulis S.Watson | W. D. Stevens 2060 | 12 Sep 1973 | Mexico | Sonora | About 2.2 mi NE of… | — |
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| Metastelma palmeri S.Watson | W. D. Stevens 2260 | 30 Jun 1976 | Mexico | Tamaulipas | Along Hwy 85 about 8.6… | — |
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| Matelea trachyantha (Greenm.) W.D.Stevens | W. D. Stevens 2300 | 03 Jul 1976 | Mexico | Puebla | Near microwave tower about 14… | — |
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| Prosthechea rhynchophora (A.Rich. & Galeotti) W.E.Higgins | W. D. Stevens 2385 | 11 Jul 1976 | Mexico | Chiapas | Region of Lagos de Monte… | — |
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| Thevetia ahouai (L.) A.DC. | W. D. Stevens 2415 | 13 Jul 1976 | Mexico | Chiapas | Road to microwave tower, about… | — |
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| Tabernaemontana alba Mill. | W. D. Stevens 2462 | 18 Jul 1976 | Mexico | Oaxaca | Along Hwy from Palomares (Hwy… | — |
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| Mandevilla oaxacana (A.DC.) Hemsl. | W. D. Stevens 2486 | 19 Jul 1976 | Mexico | Oaxaca | Along Hwy 175 above Ixtlán… | — |
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| Mandevilla oaxacana (A.DC.) Hemsl. | W. D. Stevens 2487 | 19 Jul 1976 | Mexico | Oaxaca | Along Hwy 175 above Ixtlán… | — |
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| Cynanchum foetidum (Cav.) Kunth | W. D. Stevens 2495 | 22 Jul 1976 | Mexico | Oaxaca | Along Hwy 125 about 5… | — |
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| Marina procumbens (Sessé & Moc. ex DC.) Barneby | W. D. Stevens 2499 | 23 Jul 1976 | Mexico | Oaxaca | Along Hwy 125 about 1.6… | — | ||||
| Gonolobus jaliscensis B.L.Rob. & Greenm. | W. D. Stevens 2542 | 26 Jul 1976 | Mexico | Michoacán | Slopes above Río Cupatitzio near… | — |
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| Asclepias linaria Cav. | W. D. Stevens 2551 | 28 Jul 1976 | Mexico | Michoacán | About 0.6 mi S of… | — |
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| Asclepias pratensis Benth. | W. D. Stevens 2552 | 28 Jul 1976 | Mexico | Michoacán | About 0.6 ml S of… | — |
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| Senna atomaria (L.) H.S.Irwin & Barneby | W. D. Stevens 2587 | 03 Jul 1977 | Nicaragua | Estelí | Ca. 7.0 km from Hwy… | — |
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| Tridax procumbens L. | W. D. Stevens 2685 | 7 Jul 1977 | Nicaragua | Managua | km 24 on hwy 12… | — | ||||
| Senna uniflora (Mill.) H.S.Irwin & Barneby | W. D. Stevens 2716 | 10 Jul 1977 | Nicaragua | Carazo | Ca. 3.3 km SE of… | — |
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| Senna atomaria (L.) H.S.Irwin & Barneby | W. D. Stevens 2732 | 10 Jul 1977 | Nicaragua | Carazo | Ca. 3.3 km SE of… | — |
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| Zexmenia iners S.F.Blake | W. D. Stevens 2806 | 17 Jul 1977 | Nicaragua | Chontales | Ca. 4.5 km S of… | — | ||||
| Bursera simaruba (L.) Sarg. | W. D. Stevens 2826 | 17 Jul 1977 | Nicaragua | Chontales | Ca. 4.5 km S of… | — |
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| Phyllanthus amarus Schumach. & Thonn. | W. D. Stevens 2799 | 17 Jul 1977 | Nicaragua | Chontales | ca. 4.5 km S of… | — |
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| Conyza bonariensis (L.) Cronquist | W. D. Stevens 2781 | 17 Jul 1977 | Nicaragua | Chontales | Ca. 4.5 km S of… | — |
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| Eclipta prostrata (L.) L. | W. D. Stevens 2789 | 17 Jul 1977 | Nicaragua | Chontales | Ca. 4.5 km S of… | — |
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| Senna atomaria (L.) H.S.Irwin & Barneby | W. D. Stevens 2881 | 23 Jul 1977 | Nicaragua | Managua | Km 11 only on Hwy… | — |
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| Lasianthaea fruticosa (L.) K.M.Becker | W. D. Stevens 2949 | 29 Jul 1977 | Nicaragua | Managua | Ca. 2.3 km from hwy… | — | ||||
| Pleopeltis polypodioides (L.) E.G.Andrews & Windham | W. D. Stevens 2925 | 29 Jul 1977 | Nicaragua | Managua | 2.3 km from Hwy 12… | — |
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| Ephemeropteris skinneri | W. D. Stevens 2958 | 29 Jul 1977 | Nicaragua | Managua | ca. 2.3 km from Hwy… | — |
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| Bursera simaruba (L.) Sarg. | W. D. Stevens 2984 | 05 Aug 1977 | Nicaragua | Estelí | Km. 163 on Hwy 1,… | — | ||||
| Jatropha podagrica Hook. | W. D. Stevens 2990 | 05 Aug 1977 | Nicaragua | Estelí | km 163 on Hwy 1,… | — |
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| Bursera simaruba (L.) Sarg. | W. D. Stevens 3004 | 07 Aug 1977 | Nicaragua | Nueva Segovia | ca. km 233.5, ca. 6.2… | — | ||||
| Bursera penicillata (DC.) Engl. | W. D. Stevens 3016 | 07 Aug 1977 | Nicaragua | Nueva Segovia | ca. km 233.5, ca. 6.2… | — |
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| Wedelia parviceps S.F.Blake | W. D. Stevens 3128 | 10 Aug 1977-13 Aug 1977 | Nicaragua | Nueva Segovia | ca. 5.2 km N of… | — | ||||
| Hieracium gronovii L. | W. D. Stevens 3209 | 10 Aug 1977-13 Aug 1977 | Nicaragua | Nueva Segovia | ca. 5.2 km N of… | — | ||||
| Chamaecrista nictitans var. paraguariensis (Chodat & Hassl.) H.S.Irwin & Barneby | W. D. Stevens 3155 | 10 Aug 1977 - 13 Aug 1977 | Nicaragua | Nueva Segovia | Ca. 5.2 km N of… | — |
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| Agarista mexicana var. pinetorum (Standl. & L.O.Williams) Judd | W. D. Stevens 3221 | 10 Aug 1977 - 13 Aug 1977 | Nicaragua | Nueva Segovia | ca. 5.2km N of San… | — |
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| Arbutus xalapensis (Benth.) Kunth | W. D. Stevens 3307 | 10 Aug 1977 - 13 Aug 1977 | Nicaragua | Nueva Segovia | ca. 5.2km N of San… | — |
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| Trichomanes reptans Sw. | W. D. Stevens 3267 | 10 Aug 1977 - 13 Aug 1977 | Nicaragua | Nueva Segovia | ca. 5.2 km N of… | — |
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| Senna hayesiana (Britton & Rose) H.S.Irwin & Barneby | W. D. Stevens 3251 | 10 Aug 1977 - 13 Aug 1977 | Nicaragua | Nueva Segovia | Ca. 5.2 km N of… | — |
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| Conyza canadensis (L.) Cronquist | W. D. Stevens 3117 | 10 Aug 1977-13 Aug 1977 | Nicaragua | Nueva Segovia | Ca. 5.2 km N of… | — |
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| Baccharis pedunculata (Mill.) Cabrera | W. D. Stevens 3172 | 10 Aug 1977-13 Aug 1977 | Nicaragua | Nueva Segovia | ca. 5.2 km N of… | — |
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| Bursera simaruba (L.) Sarg. | W. D. Stevens 3347 | 13 Aug 1977 | Nicaragua | Nueva Segovia | 0.6-3.9 km N of San… | — |
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| Bursera simaruba (L.) Sarg. | W. D. Stevens 3405 | 19 Aug 1977 | Nicaragua | Managua | N side of Laguna de… | — | ||||
| Cnidoscolus urens (L.) Arthur | W. D. Stevens 3415 | 19 Aug 1977 | Nicaragua | Managua | N side of Laguna de… | — |
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| Bursera simaruba (L.) Sarg. | W. D. Stevens 3536 | 27 Aug 1977 | Nicaragua | Managua | near intersection of Hwy 28… | — |
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| Senna occidentalis (L.) Link | W. D. Stevens 3570 | 27 Aug 1977 | Nicaragua | Managua | near intersection of Hwy 28… | — |
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| Senna atomaria (L.) H.S.Irwin & Barneby | W. D. Stevens 3541 | 27 Aug 1977 | Nicaragua | Managua | Near intersection of Hwy 28… | — |
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| Phyllanthus amarus Schumach. & Thonn. | W. D. Stevens 3597 | 31 Aug 1977 | Nicaragua | Managua | ca. 1.9 km W of… | — |
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| Espejoa mexicana DC. | W. D. Stevens 3712 | 5 Sep 1977 | Nicaragua | Chontales | Ca. 9.5 km from hwy… | — |
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