Bulbophyllum heteroblepharon Schltr., Repert. Spec. Nov. Regni Veg. Beih. 1 (1913) 807
Type: Schlechter 17956 (holo B, lost)
Epiphyte, very small. Rhizome very short. Roots filiform, flexuose, glabrous. Pseudobulbs ovoid, very small, 0.15-0.25 cm long; 1-leaved. Leaf erect, elliptic-lanceolate, acute, glabrous, 1.5-2.5 cm by 0.35-0.55 cm in the middle; base weakly narrowed into a petiole. Inflorescences 1-flowered, 0.25 cm long, very thin, with a few small peduncle-scales. Floral bracts cucullate, as long as the ovary. Flower not resupinated. Sepals lanceolate, subacute, glabrous, 0.5 cm long. Lateral sepals oblique, tightly connate up to near the apex. Petals obliquely ovate-lanceolate, subobtuse, acuminate, on both sides minutely papillose-puberulous, 0.18 cm long, 0.4 cm long. Lip narrowly lanceolate, subacute,; base minutely rhomboid-auriculate; along the median with a minutely pitted longitudinal keel; margins ciliate with two rows of hairs; hairs of the lower row very fine, patent, long, hairs of the upper row glanduliform-clavate, very short. Column very short, glabrous; stelidia rhombic-linear, obliquely apiculate; column-foot rather thick. Anther cucullate, glabrous. Ovary sessile, glabrous, 0.15 cm long. (After Schlechter, 1913)
Colours: Flower pale violet. Petals whitish. Lip almost black.
Habitat: Epiphyte in lower montane forest; 700 m.
Flowering time in the wild: July.
Distribution: Malesia (New Guinea).
Distribution in New Guinea: Papua New Guinea; see map 96-801M.jpg.
Cultivation: Intermediate growing epiphyte.