Monographs Details: Schefflera umbellata subsp. umbellata
Authority: Maguire, Bassett. 1984. The Botany of the Guyana Highland - Part XII. Mem. New York Bot. Gard. 38: 1-84.
Description:Distribution and Ecology - C o m m o n on table mountains in the eastem portion of the Guayana Highland where it is k n o w n from Roraima, Kukenan, Ilu-tepui, Ptari-tepui, Canao-tepui, Auyan-tepui, and the Chimanta Massif V E N E Z U E L A . Estado Bolivar: Salto de Eutonarima, Rio Caroni, 720 m alt, 8 Oct 1946, Cardona 1765(VEN). Ptari-tepui: shrub 20 ft tall, leaves coriaceous, in Bonnetia roraimae forest,southwest-facing shoulder, 2000-2200 m ah, 2 N o v 1944, Steyermark 59745(NY); "Cave R o c k C a m p , " 1600-2000 m ah, 14-19 A u g 1970, M o o r e et al. 9767(VEN). Chimanta-tepui: cumbre, Apacara-tepui, 2100 m alt, 8 Jul 1946, Cardona1580 (VEN); tree 4-7 m , buds and fruit green, frequent in lower part of lowerwest cumbre, Churi-tepui, 2100-2200 m ah, 24 Jan 1953, Wurdack 34196 ( N Y ) ;c o m m o n tree 10-20 ft tall, leaves coriaceous, rays of inflorescence gray-green, inBonnetia forest, northwestem part of Abacapa-tepui, 2125-2300 m alt, 13 Apr1953, Steyermark 74897 (NY); tree 30-40 ft tall, leaves coriaceous, buff'-silverybelow, branches of inflorescence gray, ovary and style green, in lower mixedBonnetia forest, above southeast-facing upper shoulder on slope leading to summitof Apacara-tepui, 2000-2150 m ah, 20 Jun 1953, Steyermark 75802 (NY); smahtree, 20 ft tall, leaves coriaceous, prominent yellow midrib, coroha yeUow-green,filaments green, anthers yellow, style and stigma green, in depressions of deepfissures, east-central portion of summit of Apacara-tepui, 2450-2500 m alt, 2 1 -22 Jun 1953, Steyermark 75890 ( N Y ) ; tree 4 m high, leaves coriaceous, filamentscreamy, anthers yellow, locally frequent in Bonnetia swale along creek just eastof west branch of headwaters of Rio Tirica, Central Section of Chimanta Massif,2120 m alt, 11 Feb 1955, Steyermark & Wurdack 716 (NY). Auyan-tepui: 2300


Type: not seen by us

Distribution:Venezuela South America| Guyana South America|