Biologie : |
Terrestrial slender herb 20-30 cm tall; pseudobulbs partly above ground, pear-shaped, c. 4,5x1 cm, in a chain; leaves 3-7, partly developed at anthesis, grass-like, linear, 7-18x0,1-0,5 cm; inflorescences 1-2, laxly 2-5-flowered, peduncle with 1 bract below; flowers brownish-purple (sepals), petals and lip yellow-green purple-veined; bracts lanceolate, 8-10 mm long; pedicel and ovary 10-12 mm long, arched; sepals erect, linear, 13-15x2 mm, lateral ones pouched at base; petals ovate, 10-12x3-5 mm, overlying column; lip recurved, 12-16 mm long, 8 mm wide, 3-lobed in middle; side lobes erect; mid-lobe oblong, covered with white or yellow-green papillae, edges undulate; spur cylindrical, decurved, 2 mm long. |
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