Dendrobium pleurothalloides
Dendrobium pleurothalloides Kraenzl., Österr. Bot. Zeitschr. 45 (1895) 178.
Type: Micholitz s.n. (I-1894, New Ireland, Port Carteret & Praslin) (holo B, lost)
Synonyms:
- Diplocaulobium pleurothalloides (Kraenzl.) Ormerod, Oasis 2
Pseudobulbs 1-leaved, bottle-shaped, 20 cm long, the very long and slender upper part laterally compressed. Leaves oblong- lanceolate, 12 by 3 cm. Inflorescences terminal, 1-flowered, spathe 1 cm long. Flower c. 7 cm across. Dorsal sepal at the base triangular, upper part filiform, 4.5 cm long. Lateral sepals similar, mentum conical, acute. Petals similar to the sepals but a little smaller. Lip 3-lobed, when flattened pandurate in outline, below the constriction triangular, almost rhombic, on the disc with two high undulating keels, margins strongly undulate; midlobe triangular.
(after Kraenzlin, 1895).
Flower yellowish, densely purple-veined.
Not recorded, presumably in the lowlands.
Bismarck Archipelago (endemic).
Papua New Guinea (New Ireland).
Probably warm growing epiphyte.
January.
Dendrobium pleurothalloides Kraenzl. appears to belong in the affinity of Dendrobium xanthocaulon Schltr., from which it differs in the wavy keels on the lip.
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Dendrobium pleurothalloides
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