少花鹤顶兰Phaius delavayi
原为少花虾脊兰（中国高等植物图鉴）
Calanthe delavayi Finet in Bull. Soc. Bot. France 46: 434. t. 9. 1899; M. Smith in J. Linn. Soc. Bot. 36: 462. 1905: Schltr. in Fedde Repert. Sp. Nov. Beih. 4: 234. 1919, et in Acta. Hort. Gothob. 1: 154. 1924; Hand. -Mazz., Symb. Sinic. 7: 1357. 1936; S. Y. Hu in Quart. J. Taiwan Mus. 25 (3, 4): 201. 1972; 中国高等植物图鉴5: 722.图8273. 1976; 中国兰花全书133.图6-7 (3, 4). 1998.——Calanthe coelogyniformis Kraenzl. in Fedde Repert. Sp. Nov. 5: 196. 1908; Schltr., l. c.; S. Y. Hu, l. c. 200. 1972.
Streamsides, mixed forests; 2700-3500 m. S Gansu, SE to W Sichuan, SE Xizang, SW Yunnan.Type specimens were collected from Yunnan ( Midwest ). |
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Plants 20-35 cm tall. Pseudobulb subglobose, 1-2 × 0.8-1.5 cm. |
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Leaves 3 or 4, on upper part of pseudobulb; blade green, elliptic or obovate-lanceolate, 12-22 × 3-5.5 cm, glabrous, apex acute. |
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Inflorescences arising from leaf axis, exceeding height of leaves, 25-30 cm, sparsely 2-7-flowered, glabrous; floral bracts persistent, lanceolate, 1.2-3 × 0.3-0.6 cm, glabrous. Flowers widely opening, purplish red or yellowish; pedicel and ovary 1.5-2.3 cm, glabrous; sepals and petals with purple spots on margins. Sepals similar, oblong-lanceolate, 1.5-2.2 × 0.3-0.6 cm, glabrous, apex acuminate. Petals narrowly oblong to obovate-lanceolate, 1.5-2 × 0.3-0.4 cm, apex acuminate; lip white with purple marks and purple flush, subrhombic, ca. 2 × 2 cm, shallowly 3-lobed, apical margin erose, apex subtruncate and emarginate; disk with 3 shortly hairy ridges; spur straight, purple-red or yellow, cylindric, 0.6-1 × ca. 0.15 cm, apex obtuse. Column 0.7-0.8 cm, pubescent ventrally; rostellum nearly square. Fl. Jun-Sep. |
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