Monographs Details: Habenaria macilenta (Lindl. ex Benth.) Rchb.f.
Authority: Schweinfurth, Charles. 1967. Orchidaceae of the Guayana Highland. Mem. New York Bot. Gard. 14: 69-214.
Family:Orchidaceae
Description:Distribution and Ecology - VENEZUELA. Amazonas: Alto Rio Orinoco, occasional in savannas at the northwest base of Cerro Yapacana, 125 m alt., flowers yellow-green, September 16, 1957, B. Maguire, J. J. Wurdack & W. M. Keith 41523. This collection differs from the type from British Guiana in several floral details, as follows: The sepals are obtuse, rather than acute; the posterior lobe of the petals is falcate and linearoblong, rather than ovate-oblong; the anterior lobe of the petals is strongly arcuate and rather longer than the posterior lobe, rather than subequally long and the lateral lobes of the lip are almost twice as long as the broader mid-lobe, rather than subequal or shorter. BRITISH GUIANA (type of Bonatea tnacilenta) and FRENCH GUIANA.

Discussion:

Bonatea macilenta Lindl., Hook. London Jour. Bot. 2: 673. 1843.

Distribution:Venezuela South America| Guyana South America| French Guiana South America|