Cadetia ceratostyloides (J.J.Sm.) Schltr., Repert. Spec. Nov. Regni Veg. Beih. 1 (1912) 424.
Basionym: Dendrobium ceratostyloides.
Rhizome very short. Stems crowded, slender, gradually dilated towards the apex, 3.5-8 cm by 2.3-2.7 mm, 1-leaved. Leaves lanceolate, 4-5.5 by 0.85-0.95 cm, apex obtuse, unequally bidentate. Inflorescences terminal from the leaf axil, 1-flowered, spathe 0.25 cm long. Pedicel 0.35 cm long, glabrous; ovary 0.2 cm long, reversely muricate. Flower c. 0.7 cm across. Dorsal sepal subobovate, 0.35 cm by 2.5 mm, apex broadly acute. Lateral sepals obliquely subobovate, 0.35 cm by 2.5 mm, apex obtuse; mentum 0.2 cm long. Petals obliquely linear, 0.36 cm by 0.6 mm, apex obtuse. Lip 3-lobed, 0.5 cm long, pubescent inside; lateral lobes narrowly triangular, 0.6 mm long, acute; midlobe slightly recurved, transversely oblong, 0.1 by 0.27 cm, with a transverse basal callus. Column 0.16 cm long, stelidia broad, unequally tridentate, filament shorter, triangular-subulate; column-foot hairy at the base, 0.25 cm long.
(after Smith, 1909).
Colours: Flower pure white, column at the apex marked with purple.
Habitat: Not recorded; presumably in the lowlands.
Flowering time in the wild: Not known.
Distribution: New Guinea (endemic).
Distribution in New Guinea: Papua (Manokwari Regency).
Map: CERATMAP.JPG [Cadetia ceratostyloides (J.J.Sm.) Schltr., distribution map.]
Notes: Cadetia ceratostyloides is closely related to Cadetia umbellata, with which it may prove to be synonymous, the main difference being in the less broad midlobe of the lip of the former.
Cultivation: Warm growing epiphyte.