Species Information - Dendrobium rhabdoglossum

Dendrobium rhabdoglossum Schltr., Bot. Jahrb. Syst. 58 (1923) 104.

Type: Ledermann 11459; 12231 (syn B, lost).

Synonyms:

• Pedilonum rhabdoglossum (Schltr.) Rauschert, Feddes Repert. 94 (1983) 463.
• Chromatotriccum rhabdoglossum (Schltr.) M.A.Clem. & D.L.Jones, Orchadian 13 (2002) 495

Rhizome very short. Stems crowded, patent, slender, cylindrical, fleshy, soon becoming longitudinally grooved, sparsely branched, to 30 cm long, many-leaved. Leaf sheaths entirely covering the stem. Leaves much longer than the sheaths, erect-patent, lanceolate, 4-6 by 0.7-0.9 cm, apex acute, the very tip obliquely setaceous-acuminate. Inflorescences racemose, short. Floral bracts ovate, much shorter than the pedicel and ovary, apex acuminate. Pedicel and ovary 2.3 cm long, subclavate, slender, glabrous. Flowers c. 2.2 cm long. Dorsal sepal oblong, 1 cm long, apex obtuse. Lateral sepals obliquely triangular-ovate, widened at the base, 1 cm long, apex obtuse; mentum conical, 1.2 cm long, obtuse. Petals obliquely elliptic-oblong, cuneate at the base, 0.85 cm long, apex obtuse. Lip obovate-rhombic, narrowing to the base, 1.5 by 0.8 cm, apical part cucullate, slightly surpassing the apex of the column, abruptly hood-like incurved, apex truncate, serrulate-denticulate. Column 0.4 cm long, clinandrium 3-lobulate, the lateral lobules semiquadrangular-triangular, denticulate; column-foot narrow, 1.2 cm long.
(after Schlechter, 1923).

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