短序隔距兰（中国高等植物图鉴）
Cleisostoma striatum (Rchb. f.) Garay in Bot. Mus. Leafl. Harvard Univ. 23 (4): 175. 1972; Seidenf. in Dansk Bot. Ark. 29 (3): 42, fig. 18. 1975; Z. H. Tsi in Bull. Bot. Res. 3 (4): 78. 1983; Seidenf. in Opera Bot. 114: 293. 1992; Averyanov, Iden. Guide Vietnam. Orch.: 382. 1994. ——Echioglossum striatum Rchb. f. in Gard Chron. n. s., 12: 390. 1879; Hook. f., Fl. Brit. Ind. 6: 76. 1890. ——Cleisostoma brevipes Hook. f., Fl. Brit. Ind. 6: 73. 1890; King et Pantl. in Ann. Bot. Gard. Calcutta 8 : 231, pl. 307. 1898; 中国高等植物图鉴 5: 764. 图8357. 1976; 海南植物志 4: 262. 1977.——Sarcanthus brevipes (Hook. f.) J. J. Smith, Nat. Tijds. Ned. Ind. 72: 84. 1912.
Epiphytic on tree trunks in broad-leaved evergreen forests; 500-1600 m. SW Guangxi, Hainan, SE to W Yunnan [NE India, Malaysia (Peninsular), Thailand, Vietnam].
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Stems cylindric, to 30 cm, ca. 7 mm in diam., internodes ca. 2 cm, many leaved. |
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Leaves flat, narrowly oblong-lanceolate, usually 7-11 × ca. 1.5 cm, fleshy, acute. |
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Inflorescence arising from middle or above on stem, pendulous, axillary, 2-6 cm, unbranched, densely many flowered; peduncle with several, fleshy, scalelike sheaths; floral bracts broadly ovate, 2-3 mm, fleshy. Flowers opening widely, fleshy; sepals and petals orange-yellow with purple stripes, lip yellowish, mid-lobe purple; pedicel and ovary longer than floral bracts. Dorsal sepal suboblong, cymbiform, ca. 6 × 3 mm, obtuse; lateral sepals slightly oblique, ovate, ca. as large as dorsal sepal. Petals suboblong, ca. 5 × 2.5 mm, obtuse; lip lateral lobes falcate-triangular, acute; mid-lobe sagittate-triangular, fleshy, narrowed and deeply divided into 2 tails, with 2 backward triangular basal lobules, adaxially with a longitudinal fleshy lamella; spur perpendicular to ovary, short, interior longitudinally septate, with a back wall callus; callus entire, laterally compressed, basal half triangular and papillate. Column ca. 3 mm; rostellum ligulate, fleshy, extending beyond column wing; anther cap elongate, broadly emarginate; stipe oblanceolate, geniculate-folded at base, margin revolute; viscidium crescent-shaped, large. Fl. Jun. 2n = 38.
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