Evelio Alfaro 283 Det. by: J. F. Morales, I 1996 Phenology: FL 3 July 1995 09:01N 82:57W 2550 m PUNTARENAS, COTO BRUS P. I. La Amistad Cordillera de Talamanca. Epífita. Flores morado claro. Muestra preservada en alcohol.
William Haber 8563 Det. by: J. Atwood, 1990 Phenology: FL 14 August 1988 10:22N 84:49W 1500 m GUANACASTE, TILARAN Cordillera de Tilarán. Herb, epiphyte on tree trunk. Flowers with lobes green-brown outside, dark yellow-green inside, lip white with apical third magenta, column green with maroon blotches on sides and spotting on tip, green below.