Diplocaulobium ditschiense (J.J.Sm.) P.F.Hunt & Summerh., Taxon 10 (1961) 108.
Basionym: Dendrobium ditschiense.
Pseudobulbs crowded, 1-leaved, at the base subellipsoid, 0.8-1 cm long, upper part slender, 6-6.4 cm long. Leaves erect, linear, 4.1-6.8 by 0.2-0.25 cm, coriaceous, apex unequally obtusely triangular-bidentate. Inflorescences 1-flowered, spathe linear, 0.9-1.2 cm long; peduncle 1.2 cm long. Pedicel 2.7 cm long; ovary 0.33 cm long, curved, obconical. Flower c. 5 cm across. Dorsal sepal 3.7 cm by 2.6 mm. Lateral sepals 3.55 cm by 5 mm, mentum 0.4 cm long, obtuse. Petals 3.5 cm by 1.5 mm. Lip 3-lobed, 1.5 by 0.43 cm, with two keels, on the midlobe in basal 3/4 with a farinose band of papillae; midlobe 1 by 0.3 cm. Column 0.3 cm long; column-foot 0.36 cm long.
(after Smith, 1934).
Colours: Flower (past anthesis) red (probably differently coloured when fresh).
Habitat: Terrestrial in montane forest. Altitude 1400 m.
Flowering time in the wild: May.
Distribution: New Guinea (endemic).
Distribution in New Guinea: Papua (Manokwari Regency: Arfak Mountains).
Notes: Diplocaulobium ditschiense is closely related to Diplocaulobium araneola and Diplocaulobium vanleeuwenii, among others.
Cultivation: Intermediate growing terrestrial, keep in shade.