镰叶盆距兰(植物研究)
Gastrochilus acinacifolius Z. H. Tsi in Bull. Bot. Res. 9 (2): 25, fig. 2 (1-2). 1989; Z. H. Tsi in Guihaia 16 (2): 142. 1996——Saccolabium intermedium auct. non Griff. ex Lindl.: 海南植物志4: 258. 1977.
On tree trunks in forests; ca. 1000 m. Hainan. | ||
Stems ± compressed terete, usually 8-11 cm, 4-5 mm in diam., internodes ca. 1 cm. | ||
Leaves distichous; blade usually falcate-oblong, 7-14 × 1-2 cm, apex acute and with 2 short awns. | ||
Inflorescences 1 or 2, almost opposite to leaf, subumbellate, several flowered; peduncle 1-1.5 cm, upper part enlarged, with 2 or 3 cupular sheaths at base; floral bracts deltoid, 1-2 mm, subfleshy; pedicel and ovary ca. 1 cm. Flowers widely opening; sepals and petals pale yellow with purplish red spots; lip white, with yellow and purple-red spotted cushion on epichile. Sepals similar, obovate-spatulate, 6-7 × 3-4 mm, apex obtuse. Petals similar to sepals, smaller, apex obtuse; epichile white, transversely oblong or oblate, adaxially sparsely papillate-hairy except on central cushion, margin irregularly denticulate; hypochile nearly subglobose, ca. 5 mm tall, ca. 5 mm in diam., outside with 3 ridges. Column ca. 3 mm; anther cap narrowed toward apex. Fl. Sep-Dec. | ||