Monographs Details: Scaphyglottis grandiflora Ames & 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: Ptari-tepui, 1800 m alt., on south-facing densely forested slopes overlying sandstone, in vicinity of "Cave Rock," on top of big boulder, stems purple, sepals dull lavender with deeper lavender stripes without, petals pale green with dull lavender stripes, lip depressed, incurved at tip, purple in center of lower half, greenish beyond, with pale lavender on margins, column purple with greenish white appendages and pale green tip, November 8, 1944, J. A. Steyermark 59962. Amazonas: Slopes of Mt. Duida, 1160 m alt., Aguita, August 1928-April 1929, G. H. H. Tate 923 (type) ; Cerro de la Neblina, Rio Yatua, on summit 1700-2000 m alt., terrestrial, flowers with pinkish column, December 30, 1953, B. Maguire, J. J. Wurdack ir G. S. Bunting 36997; same locality, upper slope forest above C a m p 4, 1500-1700 m alt., frequent epiphyte on tree trunks, buds pinkish, flowers white, column pale pink with yellow tip, January 13, 1954, Maguire, Wurdack & Bunting 37264; same locality in bottom of Cafion Grande, SSW of Cumbre Camp, 1100 m alt., locally frequent on tree trunks, flowers white, slightly pink-flushed without, column pink, December 24, 1957, B. Maguire, J. J. Wurdack ir C. K. Maguire 42478. This species is apparently limited to VENEZUELA.
Distribution:Venezuela South America