Dendrobium roseoflavidum Schltr., Repert. Spec. Nov. Regni Veg. Beih. 1 (1912) 632; 21 (1928) t. 213, fig. 803.
Type: Schlechter 19475 (holo B, lost; iso AMES, BO, G, L, NSW, S).
Rhizome very short, roots elongated, filiform, flexuose, glabrous. Stems crowded, erect, laterally compressed, unbranched, 25-30 cm long, densely many-leaved. Leaf sheaths entirely covering the stem, minutely rugulose. Inflorescences arising laterally from the stem, 1-flowered, sessile. Floral bract minute. Pedicel and ovary 0.6 cm long, glabrous. Flower not resupinated, c. 1 cm across. Dorsal sepal oblong, 0.8 cm long, apex obtuse. Lateral sepals obliquely oblong, widened at the base, 0.8 cm long, apex obtuse; mentum 0.4 cm long, obtuse. Petals obliquely ligulate, a little shorter than the sepals, apex obtuse. Lip 3-lobed in apical fourth, 0.7 by 0.45 cm, hypochile obovate-oblong, in upper half sparsely transversely rugulose, with a low, subretuse, backwards-pointing basal callus, along the median with an elliptic shiny patch; lateral lobes small, rounded-obtuse; epichile quadrangular, distinctly narrower than the hypochile, apiculate. Column short, clinandrium 3-lobulate, lateral lobules rounded, the median much longer, subulate; column-foot concave, oblong, 0.4 cm long. Anther rounded-cucullate, glabrous, in front subretuse.
(after Schlechter, 1912).
Colours: Sepals and petals pink with yellowish tips, the lip paler with light red transverse wrinkles and small warts.
Habitat: Epiphyte in hill forest. Altitude 700 m.
Flowering time in the wild: May.
Distribution: New Guinea (endemic).
Distribution in New Guinea: Papua New Guinea (Waria area, Mimi River).
Cultivation: Intermediate growing epiphyte.