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Dendrobium integrum

Dendrobium integrum

Dendrobium integrum Schltr., Repert. Spec. Nov. Regni Veg. Beih. 1 (1912) 635; 21 (1928) t. 214, fig. 807.

Type: Schlechter 18711 (holo B, lost).

Synonyms:

  • Monanthos integer (Schltr.) Rauschert, Feddes Repert. 94 (1983) 455.

Rhizome very short, roots elongated, filiform, flexuose, glabrous. Stems crowded, erect, rigid, slightly laterally compressed, unbranched, 30-50 cm by 2 mm, many-leaved. Leaf sheaths 0.2 cm wide, entirely covering the stem. Leaves erect, linear to linear-lanceolate, 3.5-5.5 by 0.3-0.4 cm, rigid, margins to the apex somewhat rolled inwards, apex acute. Inflorescences arising laterally from the stem, 1-flowered, sessile. Pedicel and ovary 0.4 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 0.45 cm long. Petals obliquely linear-ligulate, a little shorter than the sepals, apex obtuse. Lip oblong, 0.7 by 0.25 cm, with a very low, backwards-pointing basal callus which is gradually decurrent in front, apex broadly obtuse. Column short, clinandrium 3-lobulate, the lateral lobules triangular, obtusely apiculate, the median equally long, triangular; column-foot oblong, 0.45 cm long. Anther reniform-cucullate, dorsally weakly umbonate, glabrous.
(after Schlechter, 1912).


Flower golden yellow, column dark red.

Epiphyte in montane forest. Altitude 1800 m.

New Guinea (endemic).

Papua New Guinea (Eastern Highlands Province).

Cool growing epiphyte.

November.


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Dendrobium integrum

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Dendrobium integrum

Dendrobium integrum Schltr., drawing R. Schlechter in Repert. Spec. Nov. Regni Veg. Beih. 21 (1928) t. 214, fig. 807