JSTOR

Isotype of Oenanthe pringlei J.M. Coult. & Rose [family APIACEAE] Oenanthe pringlei Pringle, C.G., #6009 1894-10-25 Mexico

Isotype of Oncidium durangense Hágsater [family ORCHIDACEAE] Oncidium durangense Hágsater, E., #3769 1976-11-01 Mexico

Isotype of Oncidium hintonii L.O. Williams [family ORCHIDACEAE] Oncidium hintonii Hinton, G.B., #13784 1939-06-06 Mexico

Isotype of Oncidium leleui R. Jiménez & Soto Arenas [family ORCHIDACEAE] Oncidium leleui Salazar, G.A. & Soto A., M. A., #2012 1986-05-04 Mexico

Isotype of Oncidium oviedomotae Hágsater [family ORCHIDACEAE] Oncidium oviedomotae Magaña G., J.L., #ND 1972-04-01 Mexico

Isotype of Opuntia heliabravoana Scheinvar [family CACTACEAE] Opuntia heliabravoana Scheinvar, L. & Alvarez, C., #1236 1973-11-22 Mexico

Isotype of Opuntia rzedowskii Scheinvar [family CACTACEAE] Opuntia rzedowskii Scheinvar, L., #2216 1977-02-05 Mexico

Neotype of Opuntia spinulifera Salm-Dyck [family CACTACEAE] Opuntia spinulifera Scheinvar, L. & Ramírez, C., #1544 1974-08-01 Mexico

Isotype of Oreomyrrhis orizabae I.M. Johnst. [family APIACEAE] Oreomyrrhis orizabae Pringle, C.G., #8546 1901-07-26 Mexico

Isotype of Ornithocarpa fimbriata Rose [family BRASSICACEAE] Ornithocarpa fimbriata Pringle, C.G., #8654 1902-08-19 Mexico

Isotype of Ornithocarpa torulosa Rollins [family BRASSICACEAE] Ornithocarpa torulosa Breedlove, D.E., #15757 1967-07-25 Mexico

Isotype of Oserya longifolia Novelo & C. Philbrick [family PODOSTEMACEAE] Oserya longifolia Novelo, R.A. & Philbrick, T., #1166 1993-03-26 Mexico

Isotype of Ostrya chisosensis Correll [family BETULACEAE] Ostrya chisosensis Correll, D.S., #29733 1964-06-17 United States

Isotype of Otholobium caliginis J.W. Grimes [family FABACEAE] Otholobium caliginis Grimes, J. & Todzia, C., #2513 1984-06-21 Ecuador

Isotype of Otopappus jaliscensis McVaugh [family ASTERACEAE] Otopappus jaliscensis McVaugh, R., #21166 1960-11-19 Mexico

Isotype of Otopappus tequilanus (A. Gray) B.L. Rob. var. griseus McVaugh [family ASTERACEAE] Otopappus tequilanus griseus McVaugh, R. & Koeltz, W.L., #640 1959-11-13 - 1959-11-14 Mexico

Holotype of Oyedaea mexicana Rzed. [family ASTERACEAE] Oyedaea mexicana Kruse, H., #1214 1965-09-21 Mexico

Isotype of Pachyphyllum mexicanum Dressler & Hágsater [family ORCHIDACEAE] Pachyphyllum mexicanum Hágsater, E., #2839 1972-11-02 Mexico

Isotype of Pachyphytum machucae I. García, Glass & Cházaro [family CRASSULACEAE] Pachyphytum machucae García R., I., #4497 1997-01-07 Mexico

Isotype of Panicum albomaculatum Scribn [family POACEAE] Pringle, C.G., #5203 1982-10-10 Mexico