Current Genus: Genus Dendrobium section Calyptrochilus
Next Taxon: Genus Dendrobium section Conostalix
Dendrobium jabiense J.J.Sm., Meded. Rijks-Herb. 23 (1915) 11; Nova Guinea 12, 3 (1916) 344, t. 125, fig. 228.
Type: Janowsky 314 (holo BO).
Synonyms:
Stems (described from 23 cm long fragment) crowded, branching, internodes to 2.4 cm long. Leaf sheaths verruculose. Leaves ovate-lanceolate, 3-4.5 by 1-1.15 cm, coriaceous, margins near apex minutely denticulate, apex acute, mucronate. Inflorescences racemose, short; peduncle 0.2 cm long, c. 6-flowered. Floral bracts ovate, 0.6 cm long, apex acuminate. Pedicel and ovary 2.1 cm long, clavate. Flowers 2.5 cm long. Dorsal sepal 0.87 cm by 5 mm; mentum long-conical, 1.7 cm long, obtuse. Petals 0.78 cm by 3.3 mm. Lip clawed, spathulate, when flattened 2 by 1 cm, claw for 1 cm adnate to the column-foot; apex cucullate, plicate, apical margin lacinulate. Column 0.3 cm long; column-foot 1.75 cm long.
(after Smith, 1916).
Flower orange-yellow with yellow margins.
Epiphyte in montane forest, altitude not recorded.
New Guinea (endemic).
Papua (Nabire Regency)
Intermediate growing epiphyte.
May.
Dendrobium jabiense belongs in the affinity of Dendrobium subclausum, but it apparently has a more narrowly conical mentum than is usual in that group.
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