无茎盆距兰（中国高等植物图鉴）
Gastrochilus obliquus (Lindl.) Kuntze, Rev. Gen. Pl. 2: 661. 1891; Schltr. in Fedde Repert. Sp. Nov. 12: 315. 1913; Seidenf. in Opera Bot. 95: 298, fig. 195 (a-c), 196. 1988; Averyanov, Vasc. Pl. Syn. Vietnam. Fl. 1: 100. 1990; Seldenf., l. c. 114: 439. 1992; Z. H. Tsi in Guihaia 16 (2): 140. 1996; Z. H. Tsi, S. C. Chen et K. Mori, Wild Orch. China: 101, pl. 195. 1997; 中国兰花全书: 212. 图6-27 (4). 1998. ——Saccolabium obliquus Lindl., Gen. Sp. Orch. Pl.: 223. 1833, et J. Linn. Soc. Bot. 3: 33. 1859; Hook. f., Fl. Brit. Ind. 6: 61. 1890. ——Gastrochilus dasypogon auct. non (J. E. Smith) Kuntze; 中国高等植物图鉴5: 771. 1976.
On tree trunks at forest margins; 500-1400 m. SW Sichuan, S Yunnan [Bhutan, India (Andaman Islands, Sikkim), Laos, Myanmar, Nepal, Thailand, Vietnam]. |
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Stems 1-2 cm, stout, with 3-5 leaves. |
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Leaves nearly basal, distichous; blade oblong to oblong-lanceolate, 8-20 × 1.7-6 cm, slightly fleshy or leathery, apex obtuse and unequally 2-lobed. |
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Inflorescences 1-4, from base of stem, subumbellate, often 5-8-flowered; peduncle straight, 1-2 cm, stout, with 2 cupular sheaths; floral bracts broadly ovate, ca. 3 mm; pedicel and ovary 1-1.5 cm. Flowers fragrant, with yellow sepals and petals and white lip, all with brownish purplish spots. Sepals similar, subelliptic, 6-12 × 3.5-6 mm, base contracted, apex obtuse. Petals spatulate, smaller than sepals, apex obtuse; lip with an epichile and a saccate hypochile; epichile subtriangular, ca. 5 × 8-10 mm, adaxially glabrous, with a central cushion, margin lacerate or erose, apex obtuse and with a small wart abaxially; hypochile with yellow tip, with purplish red spots, nearly subglobose-cucullate, laterally compressed, 5-6 mm tall, 6-7 mm in diam., outside with 3 ridges. Column short. Fl. Oct. |
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