兜唇带叶兰（中国兰花全书）
Taeniophyllum obtusum Bl., Bijdr. 8: 357. 1825; Lindl., Gen. Sp. Orch. Pl.: 226. 1833; Seidenf. in Opera Bot. 95: 19, fig. 3. 1988; Seidenf. et J. J. Wood, Orch. Penins. Malay. Singap.: 577, fig. 261 (h-j). 1992; Seidenf. l. c. 114: 353. 1992; 中国兰花全书: 68. 1998.
Epiphytic on tree trunks at forest margins; 700-1200 m. S Yunnan [Cambodia, Indonesia, Malaysia, Singapore, Thailand, Vietnam]. |
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Roots spreading, flat, to 20 cm, 2-3 mm in diam. Inflorescence suberect, 4-10 mm; peduncle and rachis ca. 0.4 mm in diam.; rachis 1-3-flowered; floral bracts distichous, broadly ovate-triangular, ca. 1.5 mm, abaxially scabrous, apex acute. |
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Flowers opening widely, slightly fleshy; sepals and petals yellow, lip white, spur apex pale yellow; pedicel and ovary 0.5-0.6 mm. Sepals free, ovate, 2.9-3 × 1.2-1.3 mm, without distinct veins, apex obtuse; lateral sepals dorsally carinate. Petals oblong, ca. 2.5 × 0.6 mm, 1-veined, margin sometimes slightly irregularly incised, apex subacute; lip cymbiform, broadly ovate-triangular, ca. 2.5 × 2 mm, very fleshy, adaxially with sparse papillate hairs at base, apex obtuse; spur cylindric, slightly dorsiventrally compressed, ca. 2 × 1 mm, obtuse. Column ca. 1 mm. |
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Capsule cylindric, ca. 10 × 3 mm. Fl. and fr. Mar-May. | ||
