Bulbophyllum montanum Schltr., Repert. Spec. Nov. Regni Veg. Beih. 1 (1913) 801
Type: Schlechter 20298 (holo B, lost; iso AMES, BO, L)
Epiphyte, very small, long creeping. Rhizome filiform, flexuose, elongated. Roots filiform, flexuose, glabrous. Pseudobulbs 0.7-1.3 cm apart, obliquely ovoid, 0.3-0.4 cm high; 1-leaved. Leaf erect, linear-ligulate, subobtuse, glabrous, 0.7-2 by 0.2-0.3 cm near the middle; base narrowed. Inflorescences 1-flowered, 2-2.5 cm long, very thin, with a few small peduncle-scales. Floral bracts cucullate, very small, much shorter than the ovary. Flower not resupinated. Sepals oblong-ligulate, obtuse, 0.5 cm long. Lateral sepals oblique, tightly connate to just below the apex, glabrous. Petals obliquely lanceolate, strongly acuminate, 0.4 cm long; margins finely ciliate. Lip oblong-ligulate, 0.43 cm long; base with 2 minute auricles; basal third somewhat constricted, with a quadrangular thickening; margins in apical two-thirds with dense and very short capitate bristle-like hairs. Column very short, glabrous; stelidia subulate, acute; column-foot long for the section. Anther helmet shaped-cucullate, papillose. Ovary sessile, cylindrical, 0.2 cm long. (After Schlechter, 1913)
Colours: Flower yellowish. Lip violet-pink.
Habitat: Epiphyte in lower montane forest; 1000 m.
Flowering time in the wild: September.
Distribution: Malesia (New Guinea).
Distribution in New Guinea: Papua New Guinea; see map 96-1184M.jpg.
Cultivation: Intermediate growing epiphyte.