Dendrobium vestigiiferum J.J.Sm., Bot. Jahrb. Syst. 66 (1934) 190.
Type: Mayr 752 (syn L), sterile; 861 (syn L).
Stems slender, branching, subterete, more than 17 cm long, internodes to 1.7 cm long. Leaf sheaths longer than the internodes, at the apex with a conspicuous ovate-triangular, obtuse, transversely rugulose tooth opposite the leaf-blade. Leaves erect-patent to patent, (linear), 1.4-2.9 by 0.25-0.45 cm, thin coriaceous, margins minutely subcrenulate-crispate, apex unequally obtusely bilobulate. Inflorescences laterally from the stems, 1-flowered, very short; peduncle 0.1 cm long, peduncle-scales tubular, 0.33 cm long. Pedicel 0.23 cm long; ovary 0.25 cm long. Flower c. 0.5 cm long. Dorsal sepal 0.4 cm by 1.8 mm; mentum 0.26 cm long. Petals 0.35 cm by 1.3 mm. Lip 3-lobed, when flattened 0.43 by 0.28 . Column
0.25 cm long; column-foot 0.15.
(after Smith, 1934).
Colours: Flower white.
Habitat: Epiphyte in montane forest. Altitude 800-1800 m.
Flowering time in the wild: January, March.
Distribution: New Guinea (endemic).
Distribution in New Guinea: Papua New Guinea (Morobe Province: Sarawaket Range).
Cultivation: Intermediate growing epiphyte.