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FOC | Family List | FOC Vol. 25 | Orchidaceae | Brachycorythis

2. Brachycorythis galeandra (H. G. Reichenbach) Summerhayes, Kew Bull. 10: 241. 1955.

短距苞叶兰 duan ju bao ye lan

Platanthera galeandra H. G. Reichenbach, Linnaea 25: 226. 1852; Brachycorythis truncatolabellata (Hayata) S. S. Ying; Gymnadenia galeandra (H. G. Reichenbach) H. G. Reichenbach; Habenaria galeandra (H. G. Reichenbach) Bentham; H. galeandra var. annamica Gagnepain; Phyllomphax championii (Lindley) Schlechter; P. galeandra (H. G. Reichenbach) Schlechter; P. truncatolabellata (Hayata) Schlechter; Platanthera championii Lindley; P. truncatolabellata Hayata.

Plants 8-24(-30) cm tall. Tubers oblong, 1.5-2 cm. Stem with 2 or 3 tubular sheaths at base, densely 4-6-leaved above. Leaves elliptic or ovate, sometimes oblong-elliptic, 2-4.5 × 0.7-2 cm, apex acute. Inflorescence with 3-10 well-spaced flowers; floral bracts ca. as large as leaves or slightly smaller, much longer than flowers. Flowers pink, pale purple, or bluish purple, small; ovary slightly arching toward apex, twisted, cylindric, to 1.5 cm including pedicel. Dorsal sepal erect, linear-lanceolate, ca. 7.5 × 1.5 mm, 3-veined, apex acute; lateral sepals broadly lanceolate, ca. 8 × 3.5 mm, slightly oblique, 3-veined, apex obtuse. Petals obliquely ovate, ca. 6.5 × 2.2 mm, 3-veined, apex slightly obtuse; lip orbicular-obovate, 0.7-1.2 × 0.6-1 cm, base shortly spurred, apex often emarginate; spur conic, 3-4(-6) mm, apex undivided. Fl. May-Jul. 2n = 42.

Scrubby slopes, grasslands, hilltops, in damp areas along gullies; 1200-2100 m. Guangdong, Guangxi, Guizhou, W Hunan, Sichuan, Taiwan, NW Yunnan [NE India, Myanmar, Thailand, Vietnam].


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