AFRICAN: Southern and Central Africa
seudobulbs set 1-6 cm apart on a creeping rhizome, ellipsoid, usually somewhat 4-angled. Leaves 2, linear-lanceolate to elliptic, suberect, pale green. Inflorescence erect or arching, 10-many-flowered; rhachis slightly swollen and flattened. Flowers borne in channels on either side of the rhachis, partly enclosed in bracts, yellow-green to orange; lip orange to vermilion.
Found in woodland and riverine forest up to 1 350m.
Found in Guinea, Ivory Coast, Liberia, Nigeria, Sierra Leone, Central African Republic, Cameroon, Equatorial Guinea, Congo, Gabon, Rwanda, Zaire, Kenya, Tanzania, Angola, Malawi, Mozambique, Zambia and Zimbabwe in woodlands and riverine forests at elevations of 600 to 2100 meters as a miniature sized, warm to cool growing epiphyte or lithophyte on lichen covered rocks with .4 to 2.4" [1 to 6 cm] between each, ovoid to ellipsoid, often obscurely 4 angled, light green pseduobulbs carrying 2 apical, elliptic, pale green, stiff, coriaceous leaves that blooms in the winter on an erect, 3.2 to 4" [8 to 10 cm] long, widening towards the apex, 10 to many flowered inflorescence with the not wide opening flowers arising on opposite sides of the rachis www.orchidspecies.com