Bulbophyllum triaristella Schltr., Repert. Spec. Nov. Regni Veg. Beih. 1 (1913) 786
Type: Schlechter 18586 (holo B, lost)
Epiphyte, very small. Rhizome very short. Roots filiform, flexuose, glabrous. Pseudobulbs conical-cylindrical, 0.3-0.5 by 0.2-0.3 cm below the middle; 1-leaved. Leaf erect, linear-ligulate, minutely apiculate, glabrous, 1.5-3.5 by 0.2-0.35 cm in the middle; towards the base gradually narrowed. Inflorescence 1-flowered, 2.5-3.5 cm long, filiform, erect, with a few small peduncle-scales. Floral bracts minute, much shorter than the ovary and pedicel. Flowers erect. Sepals lanceolate, aristate-narrowly acuminate, 1.8 cm long, outside glabrous, inside sparsely finely pilose. Lateral sepals oblique. Petals very broadly and obliquely reniform, broadly obtuse, glabrous, 0.08 by 0.13 cm at the base. Lip somewhat fleshy, puberulous, narrowly lanceolate, elongate-acuminate, 0.5 cm long; base thickened; margins very minutely finely ciliate. Column short; stelidia short, pointed; column-foot incurved. Anther reniform-cucullate, umbonate, glabrous. Pedicel and ovary slender, glabrous, c. 7.5 mm long. (After Schlechter, 1913)
Colours: Flower pale yellow striped red.
Habitat: Epiphyte in montane forest; 1800 m.
Flowering time in the wild: November.
Distribution: Malesia (New Guinea).
Distribution in New Guinea: Papua New Guinea; see map 96-1866M.jpg.
Cultivation: Cool growing epiphyte.