Monographs Details: Octomeria flaviflora C.Schweinf.
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, cumbre de parte central del brazo noroeste (división occidental del cerro): bosque al lado de pequeña quebrada con agua entre las sabanas al sur de avioneta de Jimmy Angel, 1800 m alt., epiphyte on tree trunk in Bonnetia roraimae-B. Steyermarkii forest, leaves erect, coriaceous, dark green above and dull green beneath, pedicels yellow-green, sepals and petals yellow. May 7, 1964, J. A. Steyermark 93522; same locality, cumbre de la parte norte de la secci6n sur (division occidental del cerro): suelo arenisco entre "Drizzly Camp' y "Second Wall," epiphyte on tree trunks and among rock crevices at the "Second Wall," 1660-1800 m alt., sepals and petals yellow. May 11, 1964, Steyermark 93726; same locality, cumbre de la parte sur: meseta de piedra arenisca, entre "Oso Woods Camp" y "Libertador," 2050-2300 m alt., among rock crevices, terrestrial, stems purple, leaves erect, rich green above, 12-14 mm wide, flowers rich yellow. May 12, 1964, Steyermark 93923; Cerro Guaiquinima, Rio Pardgua, 1500 m alt., occasional terrestrial in open savanna on precipitous slope below west escarpment, flowers yellow, December 31, 1951, B. Maguire 32877; Chimantd Massif, Central Section, border of large rocks by large savanna below Upper Falls of Rio Tirica above Summit Camp, 1940 m alt., terrestrial, locally frequent, leaves coriaceous, dark green and canaliculate above and dull green beneath, sepals yellow with dull brick-red margins and tips, lip maroon, column greenish with pale yellow apex, February 7, 1955, J. A. Steyermark ir J. J. Wurdack 607. Amazonas: Cerro Sipapo (Pardque), 1600 m alt., occasional terrestrial along stream banks in Caño Profundo, flowers pale yellow, January 12, 1949, B. Maguire & L. Politi 28315; Cerro Huachamacari, Rio Cunucunuma, 1800 m alt., occasional terrestrial on left bank of Caño de Dios in cumbre near Summit Camp, flowers pale yellow, December 6, 1950, B. Maguire, R. S. Cowan & J. J. Wurdack 30024 (type); same locality and altitude, in dense woodland in cumbre along right fork of Cafio de Dios near Summit Camp, December 13, 1950, Maguire, Cowan & Wurdack 30194; Cerro de la Neblina, Rio Yatua, 1900-2000 m alt., locally frequent terrestrial in upper Canon Grande basin above Salto Grande, flowers yellow, December 13, 1957, B. Maguire, J. J. Wurdack & C. K. Maguire 42362; same locality, 2000 m alt., locally frequent terrestrial in rocky ravine 16 km southwest of Cumbre Camp, flowers dull yellow, December 1-2, 1957, Maguire, Wurdack ir Maguire 42280.


pl. 30, fig. 1.

Distribution:Venezuela South America|