Oberonia insularis f. rotundum

圓唇小騎士蘭

endemic

Oberonia insularis Hayata f. rotundum (T.P. Lin & W.M. Lin) T.P. Lin

名彙資訊

特徵描述

典藏標本

數位照片

分布位置

相關資訊

T.P. Lin. 2019. The Orchid Flora of Taiwan: A Collection of Line Drawings 730. (Orch. Fl. Taiwan)

同發表文獻

Oberonia insularis Hayata var. rotundum (T.P. Lin & W.M. Lin) T.P. Lin

Lin et al. 2016. Taiwania 61(2): 110.
Oberonia pumila (S. C. Chen & K. Y. Lang) S. S. Ying ex Ormerod var. rotundum T.P. Lin & W.M. Lin

Lin & Lin. 2009. Taiwania 54(4): 330.

herb

A rhizomatous Oberonia. Similar to var. humilum in most aspects. Plant including inflorescence ca. 4.5 cm tall. Rhizome distinct, creeping, branching, covered by short sheaths, sheaths tubular. Plants arranged ca. 0.6 cm apart.
Leaves 3~5, laterally compressed, distichous; blade thick, fleshy, ovate or ovate-lanceolate, up to 13 mm long, 5 mm wide, apex acute.
Inflorescence 2~3 cm long, with numerous small closely arranged flowers; anthesis begins from terminus of spike; bracts ovate, 1.8 mm long, apex acute. Flowers greenish-brown, 1.2~1.5 mm in diameter, not resupinate, not arranged in a whole-like; lateral sepals reflexed, 0.8 mm long. Lip curved forward, oblong without a lobe, 1.0 mm long, 0.6 mm wide, greenish-brown, base slightly surrounding column, margins obscurely erose-denticulate. Column short; anther operculate, broadly ovate, 2-celled; pollinia 2.