Genus Bulbophyllum section Epibulbon
Bulbophyllum sect. Epibulbon Schltr., Repert. Spec. Nov. Regni Veg. Beih. 1 (1912) 703. Type species: Bulbophyllum epibulbon Schltr.
Epiphytes with patent rhizomes. Roots from near the base of the rhizome, growing backwards along it until reaching the substrate. Pseudobulbs distinct to small compared to the size of the plant, 1-leaved. Leaves persistent. Inflorescence 1-flowered. Flowers resupinate; floral bracts tubular; pedicel with the basal node above the attachment of the floral bract. Sepals usually free, 3-(4-9-) veined, usually c. equal; margins glabrous to papillose or ciliate. Petals usually 1-nerved; margins entire to approximately fimbriate, glabrous to ciliate. Lip mobile on a thin ligament, undivided or auriculate. Column with stigma often st the base protruding; column foot widened and often thickened and usually with two lateral teeth towards its apex; stelidia with the upper margin sometimes with a tooth; anther front surface concave or not, front margin not drawn out; pollinia 2 or 4.