Monographs Details: Oncidium warmingii Rchb.f.
Authority: Schweinfurth, Charles. 1967. Orchidaceae of the Guayana Highland. Mem. New York Bot. Gard. 14: 69-214.
Description:Distribution and Ecology - VENEZUELA. Bolivar: Uaipán-tepuí, on the summit, 1700 m alt., flowers white, January 25, 1948, K. D. Phelps & C. B. Hitchcock 358; Auyán-tepuí, Alto Caroní, 2100 m alt., January 1949, F. Cardona 2743, 2744; same locality, faldas meridionales: sabana debajo de "Danto" en la segunda meseta (hombrillo) arriba del valle de Kamarata, arriba de Guayaraca, 1480 m alt., terresaial in open rocky places below dwarf woods, leaves coriaceous, olive green above, 8-9 mm wide, sepals and petals white with yellow and brown mottling, lip white with dull yellow crest spotted with orange-brown. May 18, 1964, J. A. Steyermark 94114; Chimantá Massif, Central Section, along east branch of the headwaters of Río Tirica, 2120 m alt., in swampy depression of wet savanna, locally frequent around hummocks, pseudobulbs subterete, leaves coriaceous, olive green, peduncle reddish brown, sepals and petals cream-color to pale yellow widi irregular broad purple bands, lip white to aeam-color with purple spots in tire center and at the apex, callosity yellow with purplish spots, "lateral appendages white," column purplish above, within whitish with greenish yellow at the base, February 12, 1955, J. A. Steyermark & J. J. Wurdack 762 type of O. vagans); central part of tlie plateau of Ainán-tepuí, 1800 m alt., partially climbing, April 1956, E. Foldats 2599; same locality, altitude and date, in dry shady situations, Vareschi & Foldats 4933; Danta Flats, Auydn-tepui, about 1530 m alt., in sandy rocky soil, in grass and head-high shrubs, G. C. K. Dunsterville 778. Amazonas: Cerro Duida, Río Cunucunuma, Culebra Creek drainage, 1600 m alt., in zone between Bonnetia and cloud forest, terrestrial, sepals pale greenish mottled with pale brown, "lip white, witli mottled appendages and yellow protuberance," November 19, 1950, B. Maguire, R. S. Coioan & J. J. Wurdack 29553. BRAZIL (type of O. Warmingii) .
Oncidium vagam C. Schweinf., Bot. Mus. Leafl. Harvard Univ. 18: 223, pl. 45. 1958
Distribution:Venezuela South America
| Brazil South America