鸟舌兰（中国高等植物图鉴）
Ascocentrum ampullaceum (Roxb.) Schltr. in Fedde Repert. Sp. Nov. Beih. 1: 975. 1913, et l. c. 4: 284. 1919; S. Y. Hu in Quart. J. Taiwan Mus. 25 (1, 2): 55. 1972; 中国高等植物图鉴 5: 767.图8363. 1976; H. Hara et al. in Enum. Flow. Nepal 1: 32. 1978; Christenson in Am. Orch. Soc. Bull. 55 (2): 106. 1986; Seidenf. in Opera Bot. 95: 314, fig. 205. 1988; Z. H. Tsi et S. C. Chen in Acta Phytotax. Sin. 33 (3): 289. 1995; Z. H. Tsi, S. C. Chen et K. Mori, Wild Orch. China: 91, pl. 125. 1997; 中国兰花全书: 208. 1998. ——Aerides ampullacea Roxb., Fl. Ind. ed. 2, 3: 476. 1832.
Epiphytic on tree trunks in broad-leaved evergreen forests; 1100-1500 m. S and SE Yunnan [Bhutan, India (including Andaman Islands), Laos, Myanmar, Nepal, Thailand].
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Stems erect, 1-4 cm, stout. Leaves usually 3 or 4, nearly basal; |  | |
leaf blade abaxially ± tinged reddish, adaxially yellowish green with purplish red spots, narrowly oblong, 5-20 × 1-1.5 cm, flat, conduplicate in basal half, thickly leathery, apex praemorse. |
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Inflorescences often 2-4, erect, 5-7 cm, shorter than leaves, many flowered; peduncle and rachis pale vermilion; floral bracts ovate-triangular, ca. 1 mm, acute. Flowers uniformly deep pinkish red, opening widely, 1.5-1.8 cm in diam., anther cap and pollinia purplish; pedicel and ovary pale vermilion, 13-15 mm. Sepals and petals broadly ovate, 7-9 × 4-6 mm, obtuse; lip 3-lobed; lateral lobes erect, subtriangular, very small, obtuse; mid-lobe narrowly oblong, or ligulate, 6-7 × 1-2 mm, apex obtuse to acute, base with 2 calli at spur entrance; spur pale, cylindric, 8-9 × ca. 2.5 mm, apical half ± curved and slightly dilated. Column ca. 2 mm, thick. Fl. Apr-May. 2n = 38.
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