石仙桃（中国高等植物图鉴）
Pholidota chinensis Lindl. in J. Hort. Soc. London 2: 308. 1847; Benth., Fl. Hongkong. 354. 1861; Schltr. in Fedde Repert. Sp. Nov. Beih. 4: 188. 1919; S. Y. Hu in Quart. J. Taiwan Mus. 28 (1, 2): 126. 1975;中国高等植物图鉴5: 690.图8210. 1976; 海南植物志4: 218.图1103. 1977; 西藏植物志5: 863. 1987; E.F. de Vogel in Orch. Monogr. 3: 43. fig. 18, Pl. 4 (c-d). 1988; Seidenf. in Opera Bot. 114. 125. 1992;浙江植物志7: 544.图7-727. 1993;横断山区维管植物2: 2578. 1994; Z. H. Tsi et S. C. Chen in Acta Phytotax. Sin. 33 (3): 295. 1995; 福建植物志6: 636.图561. 1995; 中国兰花全书206.图6-23 (4, 5). 1998. ——Coelogyne chinensis (Lindl.) Rchb. f. in Walp. Ann. 6: 237. 1861. ——Pholidota chinensis Lindl. var. cylindracea T. Tang et F. T. Wang in Acta Phytotax. 1 (1): 77. 1951.
Epiphytic on trees or lithophytic on rocks in forests or at forest margins, shaded places on cliffs; 900-2100 m. N Fujian, Guangdong, Guangxi, SW Guizhou, Hainan, SE Xizang, W to SE Yunnan, S Zhejiang [Myanmar, Vietnam]. |
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Rhizome creeping, 3-8 mm in diam. or thicker, with rather dense nodes and many roots. Pseudobulbs borne (3-)5-15 cm apart on rhizome, narrowly ovoid-oblong, variable in size, usually 1.6-8 cm × 5-23 mm; petiole 0.5-2 cm, apex 2-leaved. |
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Leaf blade turning blackish when dried, obovate-elliptic, oblanceolate-elliptic, or suboblong, 5-22 × 2-6 cm, with 3 rather conspicuous veins, apex acuminate, acute, or shortly caudate; petiole 1-5 cm. |
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Inflorescence arising with young pseudobulb and young leaves from base of last pseudobulb, 12-38 cm; rachis often ± arching, several to 20-flowered, slightly flexuous; floral bracts persistent at least at end of flowering, oblong to broadly ovate, often ± conduplicate, 1-1.7 × 0.6-0.8 cm. Flowers white or tinged yellowish; pedicel and ovary 4-8 mm. Dorsal sepal elliptic or ovate-elliptic, cymbiform, 7-10 × 4.5-6 mm, dorsally slightly carinate; lateral sepals ovate-lanceolate, slightly narrower than dorsal sepal, conspicuously carinate. Petals lanceolate, 9-10 × 1-2.5 mm (see note below); lip ± broadly ovate inoutline, slightly 3-lobed, basal half saccate and with 2 suborbicular lateral lobes on both sides; mid-lobe ovate, 4-5 × 4-5 mm, mucronate. Column 4-5 mm, winged above middle; rostellum broadly ligulate. |
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Capsule obovoid-ellipsoid, 1.5-3 × 1-1.6 cm, 6-ridged, with narrow wings on 3 ridges; fruiting pedicel 4-6 mm. Fl. Apr-May, fr. Sep-Jan. 2n = 38, 40. | ||
