Species Information - Dendrobium katherinae

Dendrobium katherinae A.D.Hawkes, Lloydia 20 (1957) 121 (nom. nov.).

Type: Schlechter 19906 (holo B, lost)

Synonyms:

• Dendrobium pachyanthum Schltr., Repert. Spec. Nov. Regni Veg. Beih. 1 (1912) 589, non Schltr. (1911).
  - Type: Schlechter 19906 (holo B, lost).
• Grastidium katherinae (A.D.Hawkes) Rauschert, Feddes Repert. 94 (1983) 450.

Rhizome very short, roots elongated, filiform, flexuose, glabrous. Stems crowded, pendulous, terete, up to 150 cm by 8 mm, densely many-leaved, unbranched. Leaf sheaths entirely covering the stem. Leaves elliptic-ligulate, 13-17 by 2.2-3 cm, apex acute. Inflorescences arising laterally from the stems, peduncle hardly developed, 2-flowered, spathe very short, broadly obtuse. Ovary 0.8 cm long, subsessile, cylindrical, glabrous. Flowers c. 2.5 cm across, fleshy. Sepals towards the apex thickened and incurved, outside verruculose. Dorsal sepal oblong-spathulate, 1.5 cm long, apex obtuse. Lateral sepals obliquely oblong-spathulate, a little widened at the base, 1.5 cm long, apex obtuse; mentum short, obtuse. Petals similar to but a little shorter than the sepals, oblique. Lip 3-lobed in the middle, 0.7 by 0.35 cm, cuneate at the base, inside in basal half with transverse elongated warts, with a linear basal keel extending to the base of the midlobe, on the base of the midlobe with pointed papillae; lateral lobes small, triangular, obtuse; midlobe oblong, margins undulate, apex acuminate. Column short, rather thick, clinandrium 3-lobulate, the lateral lobules truncate, the median tooth-like, hardly longer; column-foot incurved. Anther reniform-cucullate, glabrous.
(after Schlechter, 1912)

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