Bulbophyllum odontopetalum Schltr., Repert. Spec. Nov. Regni Veg. Beih. 1 (1913) 786
Type: Schlechter 19124 (holo B, lost; NB: Also holotype number of Cadetia crassula Schltr.)
Epiphyte, very small. Rhizome very short. Roots filiform, flexuose, glabrous. Pseudobulbs subglobose, 0.3-0.4 cm high; 1-leaved. Leaf erect, oblong-ligulate, obtuse, or minutely apiculate, 1-1.3 by 3.5-4 mm near the middle. Inflorescence 1-flowered, c. 2 cm long, filiform, with a few small peduncle-scales. Floral bracts very small, many times shorter than the pedicellate ovary. Flower erect. Sepals narrowly lanceolate, elongate-acuminate, glabrous, 1.5 cm long. Lateral sepals oblique. Petals obliquely oblong, glabrous, 0.2 cm long; margins serrate-dentate. Lip somewhat fleshy, ligulate, obtuse, 0.4 cm long; base auriculate, hollow with a minute callus; basal half muriculate-rough. Column very short; stelidia falcate, subacute; column-foot somewhat incurved. Anther oblongoid-cucullate, glabrous, umbonate. Pedicel and ovary very slender, glabrous, 0.8 cm long. (After Schlechter, 1913)
Colours: Flower yellow with red-brown stripes. Lip brownish with white auricles and yellow basal callus.
Habitat: Epiphyte in lower montane forest; 1300-2400 m.
Flowering time in the wild: January.
Distribution: Malesia (New Guinea).
Distribution in New Guinea: Papua New Guinea; see map 96-1285M.jpg.
Cultivation: Intermediate growing epiphyte.