Monographs Details: Maxillaria brunnea Linden & 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: Auydn-tepui, 1850 m alt., G. H. H. Tate 1224; between base of Ptari-tepui and Sororopdn-tepui, 1220 m alt., epiphyte, in dense forest along Rio Karuai bordering savanna, J. A. Steyermark 60773; Cerro Guaiquinima, Río Pardgua, Raudal Guaiquinima, 200 m alt.. Base Camp, frequent epiphyte on strand trees, "perianth yellowish backed with pink; lip with red brown spot; January 16-19, 1952, B. Maguire 33130; Sarven-tepui, 1250-1500 m alt., in rain forest between Camps 3 and 4, epiphyte on tree trunk, "Tepals yellow, red-flushed outside; lip cream with maroon spot on back apically," January 8, 1953, J. J. Wurdack 34064. Amazonas: Mt. Duida, Aguita on mountain slopes, 950 m alt., August 1928-April 1929, Tate 942; Cerro Huachamacari, Rio Cunucunuma, 1100 m alt., in slope rain forest at Camp II, epiphyte, flower yellow with reddish tinge outside, lip mottled with purple-brown at the apex, December 10, 1950, B. Maguire, R. S. Cowan & J. J. Wurdack 30108; Cerro de la Neblina, Rio Yatua, 700 m alt., just south of Camp 3, on rock in Clusia scrub forest, sepals dull maroon, petals cream-color flushed with maroon without and cream-color within, lip maroon at base, cream-color with two longitudinal maroon lines at apex, December 31, 1957, B. Maguire, J. J. Wurdack & C. A. Maguire 42562; along Rio Atabapo between Manacal and Guarinumo, 125 m alt., occasional epiphyte, "Tepals white, externally rose-flushed; lip cream," June 12, 1959, J. J. Wurdack & L. S. Adderley 42997. A variable species occurring in COLOMBIA (type) and ECUADOR.

Distribution:Venezuela South America| Ecuador South America| Colombia South America|