扁球羊耳蒜 bian qiu yang er suan

Cestichis platybolba (Hayata) Kudô; Leptorkis elliptica (Wight) Kuntze; Liparis hookeri Ridley; L. platybolba Hayata; L. wightii H. G. Reichenbach.

Herbs, epiphytic. Pseudobulbs densely arranged, oblong or ellipsoid, compressed, 1-3 cm × 6-15 mm. Leaves 2, narrowly elliptic or narrowly oblong, 4-12 × 1.2-2.8 cm, papery, base contracted into a short petiole, articulate, apex acute to shortly acuminate. Inflorescence arching or pendulous, 7-17 cm; peduncle somewhat compressed, sometimes with a few sterile bracts; rachis 4-8 cm, several to many flowered; floral bracts lanceolate, 1.5-3 mm, membranous. Flowers pale yellowish green; pedicel and ovary ca. 4.5 mm. Sepals oblong-lanceolate, 4-5 × 1.5-1.8 mm, apex obtuse. Petals narrowly linear or nearly filiform, 3.5-4.5 × ca. 0.5 mm; lip orbicular or nearly ovate-orbicular, 4-5 mm, ecallose, margin ± crisped especially toward apex, appearing 3-lobed due to auriculate-folded margins at or above middle, apex long acuminate or shortly caudate. Column 1.5-2 mm, wingless. Capsule narrowly obovoid, 5-6 × 2-2.5 mm; fruiting pedicel ca. 2 mm. Fl. Nov-Feb, fr. May.

On trees in forests; 200-1600 m. S Sichuan, Taiwan, SE Xizang, S and W Yunnan [India, Indonesia, Myanmar, Nepal, Philippines, Sri Lanka, Thailand, Vietnam; Pacific islands].