红花宿苞兰（横断山区维管植物）
Cryptochilus sanguineus Wall., Tent. Fl. Nepal. : 36. t. 26. 1824; Lindl. in Bot. Reg. n. s., 1: t. 23. 1838; Hook. f., Fl. Brit. Ind. 5: 827. 1890; King et Pantl. in Ann. Bot. Gard. Calcutta 8: 163. pl. 220. 1898; Tuyama in H. Hara, Fl. East. Himal. : 430. 1966; 横断山区维管植物2: 2585. 1994.
Epiphytic on trees in forests; 1800-2100 m. SE Xizang, NW Yunnan [Bhutan, NE India, Myanmar, Nepal]. |
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Rhizome short. Pseudobulbs ovoid to ellipsoid-cylindric, 1.5-3 cm × 5-8(-10) mm, sheathed at base, 2-leaved. |
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Leaf blade narrowly oblong or oblanceolate-oblong, 6-15 × 1.5-3 cm, papery, shortly acuminate; petiole 7-15 cm. |
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Inflorescence subdensely 10-30-flowered; peduncle 9.5-19 cm, glabrous; rachis 4-9 cm, glabrous; floral bracts distichous, subulate-lanceolate, 5-21 mm, grooved, pubescent externally, long acuminate. Flowers 6-11 mm, sepaline tube scarlet with purple apices; petals, lip, and column yellow; pedicel and ovary 4-10 mm, densely white pubescent. Sepals connate into a tube 6-9 mm, outer surface densely white villous; free apical lobes ovate-triangular, 3-4 mm, ± glabrous; lateral sepals conspicuously convex on one side at base forming a saccate mentum. Petals hidden in mentum, oblanceolate, 5-6 × ca. 1 mm; lip completely hidden in sepaline tube, suboblong, ca. 7 × 2 mm. Column short, thick, with a short foot. Fl. Jun-Aug. 2n = 38. |
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