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Bulbophyllum scaphosepalum Ridl., Trans. Linn. Soc. London, Bot. 9 (1916) 180
Type: Kloss s.n. (Camp 6b, 3900 ft.) (syn BM; iso AMES); (Camp 6c, 5500 ft.) (syn BM)
Pseudobulbs subapart, cylindric, to the base hardly swollen, 3-4 by 0.3 cm when dried. Leaf thinly coriaceous, lanceolate, acuminate, acute, 13-18 by 3 cm; midrib hardly distinct; narrowed into a 1.5 cm long petiole. Inflorescence 1-flowered, slender, 4-5 cm long. Floral bract tubular, apex lanceolate, acuminate, cuspidate, 0.8 cm long. Median sepal linear, acuminate, to 4 by 0.2 cm. Lateral sepals connate, 3 by 1 cm; free tips triangular, ovate, acute 1 cm long. Petals very small, lanceolate, acuminate, cuspidate, 0.2 cm long. Lip with a long narrow claw; blade elliptic oblong, flat, obtuse, pustulose, 3 by 1 cm. Column slender, elongated, longer than the petals; base dilated, winged; clinandrium with raised, dentate margins. Anther elliptic. Pollinia ellipsoid, flat, 2. Pedicel and ovary 2 cm long. (After Ridley, 1916)
Epiphyte in lower montane forest; 759-1669 m.
Malesia (New Guinea).
Intermediate growing epiphyte.