红唇鸢尾兰（新拟）
红唇莪白兰（海南植物志）
Oberonia rufilabris Lindl., Sertum Orch. t. 8A. 1838, et Fol. Orch. Oberonia 5, 1859; Hook. f., Fl. Brit. Ind. 5: 683. 1888; King et Pantl. in Ann. Bot. Gard. Calcutta 8: 12. Pl. 15. 1898; Seidenf. in Dansk Bot. Ark. 25 (3): 88. fig. 57. 1968 , et 33 (1): 32. fig. 21. 1978;海南植物志4: 210. 1977; Averyanov , Iden . Guide Vietnam. Orch. 157. 1994. ——Malaxis rufilabris (Lindl.) Rchb. f. in Walp. Ann. 6: 213. 1861. ——Iridorchis rufilabris ( Lindl.) Kuntze, Rev. Gen. Pl. 2: 669. 1891.
Epiphytic on trees in forests; 800-1000 m. S Hainan, SE Yunnan [Bangladesh, Cambodia, NE India, Malaysia, Myanmar, Nepal, Thailand, Vietnam]. |
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Stem short or inconspicuous. Leaves 3 or 4, subbasal, distichous-equitant, laterally compressed, linear or linear-lanceolate, 1.5-6.5 × 0.3-0.8 cm, with 3-5 visible veins when dried, central vein relatively thick, base not articulate, attenuate, apex acute or obtuse. |
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Peduncle subterete, 3.5-8 cm, wingless, lower part with many subulate or narrowly lanceolate sterile bracts; rachis 2.5-6.5 cm, 2.5-5 mm in diam., more than 100-flowered; floral bracts narrowly lanceolate, 2-3(-4) mm, apex aristate. Flowers 3 or 4 in a whorl, red, anther cap white; pedicel and ovary ca. 0.5 mm. Sepals ovate, ± cymbiform, 0.8-0.9 × 0.5-0.6 mm, apex acute or obtuse. Petals suboblong, ca. 0.7 × 0.2 mm, margin inconspicuously erose, apex obtuse; lip 1.2-1.4 × ca. 0.4 mm, 3-lobed; mid-lobe deeply lobed again; lateral lobes transversely spreading, narrowly lanceolate, ca. 0.3 mm; mid-lobe with 2 divergent, lanceolate or linear-lanceolate lobules ca. 0.7 mm, base with a minute, elongate pit. Column ca. 0.5 mm, stout, toothed. Capsule obovoid-ellipsoid, ca. 2 × 1.2 mm; fruiting pedicel ca. 0.6 mm. Fl. and fr. Nov-Jan. |
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