Bulbophyllum gracilicaule W.Kittr., Bot. Mus. Leafl. 30 (1984, publ. 1985) 99 (nom.nov.)
Basionym: Bulbophyllum erectum
Stems erect, slender, 20-40 by 0.2 cm. Roots at the base close together. Pseudobulbs minute, 0.1 cm long. Leaves 2-2.5 cm distant, lanceolate or elliptic-lanceolate, coriaceous; base shortly narrowed; apex subacute, mucronulate. Inflorescences opposite the leaves, 0.5 cm long, with several lanceolate, papery, acute bracts. Sepals lanceolate, acuminate, caudate, 0.9 by 0.2 cm wide. Petals, lanceolate, linear, acuminate, obtuse, surpassing the column, 0.3 cm long. Lip lanceolate, acuminate, obtuse, 0.5 cm long, almost to base wide, porrect, fleshy, claw very short deflexed, lateral lobes somewhat raised, short rounded; midrib broad, towards the apex decurrent. Column rather large, thick, oblong; column-foot shorter; stelidia erecte subulatesurpassing the anther. Anther very small, flat, ovate, beak upwards curvo short. Pedicel and ovary 0.8 cm long. (After Ridley, 1916)
Colours: Not recorded.
Habitat: Epiphyte in lower montane forest; 759-3225 m.
Flowering time in the wild: August.
Distribution: Malesia (New Guinea).
Distribution in New Guinea: Papua (Indonesia); see map 96-749M.jpg.
Cultivation: Intermediate growing epiphyte.