云叶兰（中国兰花全书）
鸡冠云叶兰（中国高等植物图鉴）
Nephelaphyllum tenuiflorum Bl., Bijdr. 8: 373. 1825; Seidenf. in Opera Bot. 89: 22. fig. 7. 1986, et 114: 82. 1992; Averyanov, Vasc. Pl. Syn. Vietnam Fl. 1: 123. 1990; Seidenf. et J. J. Wood, Orch. Penins. Malay. Singap. 151. 1992; Ave ryanov, Iden. Guide Vietnam. Orch. 91. 1994. ——Nephelaphyllum cristatumRolfe in Kew Bull. 194. 1896; Schltr. in Fedde Repert. Sp. Nov. Beih. 4: 182. 1919; S. Y. Hu in Quart. J. Taiwan Mus. 27: 442. 1974, et Gen. Orch. HongKong 64. fig. 31. 1977;中国高等植物图鉴5: 683.图8195. 1976;海南植物志4: 216. 1977.
Wooded slopes; ca. 900 m. C and S Hainan, Hong Kong [Indonesia, Malaysia, Thailand, Vietnam]. |
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Plants ± prostrate. Rhizome 2-5 mm in diam., fleshy, with membranous sheaths ca. 1 cm. Pseudobulbs narrowly cylindric, 1-2 cm × 1.5-2 mm, petiole-like, fleshy.Leaf sessile, ovate-cordate, 2.2-4(-7) × 1.3-3.5 cm, slightly fleshy, base subcordate, apex acute. |
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Inflorescence erect, 9-20 cm, laxly 1-3-flowered; peduncle somewhat thickened at base; floral bracts lanceolate, 4-6 mm, membranous. Flowers widely opening, green, with purple stripes; pedicel and ovary ca. 1 cm. Sepals similar, narrowly obovate-lanceolate, ca. 10 × 2.5 mm, 1-veined, shortly acuminate. Petals spatulate, ca. as long as but wider than sepals, 3-veined, subacute; lip subelliptic, slightly concave, ca. 10 × 6-7 mm, base shortly spurred, inconspicuously 3-lobed; lateral lobes narrow; mid-lobe ± suborbicular, margin crisped, apex emarginate, base with a cluster of fimbriate laciniae ± extending to disk; disk with dense long hairs; spur ca. 3 mm, apex slightly concave. Column ca. 6 mm. Fl. Jun. |
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