大花盆距兰（中国野生兰彩色图谱）
Gastrochilus bellinus (Rchb. f.) Kuntze, Rev. Gen. Pl. 2: 661. 1891; Schltr. in Fedde Repert. Sp. Nov. 12: 314. 1913; Holttum in Orch. Rev. 70: 326. 1962; Kerr in Nat. Hist. Bull. Siam Soc. 23 (1-2): 208. 1969; Seidenf. in Bull. Mus. Hist. Nat. (Paris) 3 ser., 71 (5): 129. 1973, et in Opera Bot. 95: 287, fig. 186. 1988, et 114: 439. 1992: Christenson in Am, Orch. Soc. Bull. 54 (9): 1112. 1989; Z. H. Tsi in Guihaia 16 (2): 133. 1996; Z. H. Tsi, S. C. Chen et K.Mori, Wild Orch. China: 101, pl. 191. 1997; 中国兰花全书: 212, 图6-27 (1-3). 1998. ——Saccolabium bellinum Rchb, f. in Gard. Chron. n. s., 21: 174. 1884, et 3 ser., 1: 439. 1887.
On tree trunks in dense forests; 1600-1900 m. S Yunnan [Myanmar, Thailand, N Vietnam]. |
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Stems 2-5 cm, stout, internodes ca. 1 cm. |
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Leaf blade lorate or oblong, 11.5-23.5 × 1.5-2.3 cm, apex unequally 2-lobed. |
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Inflorescences usually 2 or 3, subumbellate, 4-6-flowered; peduncle ca. 2 cm, stout, with 2 short cupular sheaths at base; pedicel and ovary pale yellow, tinged with purple. Flowers 2-3 cm in diam.; sepals and petals pale yellow with brownish purple markings; lip white, with few sparse purple markings. Sepals subsimilar, elliptic, 12-17 × 6-7 mm, apex obtuse-rounded. Petals slightly smaller than sepals; lip with an epichile and a saccate hypochile; epichile usually ± recurved, nearly reniform-triangular, 7-10 × 15-20 mm, adaxially with dense white papillate hairs except on central cushion, margin erose or fimbriate; cushion yellow, with a cavity at base; hypochile subconic or subglobose, ca. 9 mm tall, ca. 9 mm in diam., rounded-tipped. Fl. Apr. |
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