台湾盆距兰  转到中国兰科植物志

Gastrochilus formosanus  分类来源:中国植物志

台湾盆距兰(新拟)台湾松兰(台湾植物志),

台湾囊唇兰(台湾兰科植物彩色图鉴) 

Gastrochilus formosanus (Hayata) Hayata, Gen. Indl. Fl. Formos.: 78. 1917, et Icon. Pl. Formos. 10: 35. 1921; 台湾植物志 5: 998. 1978; 台湾兰科植物 3: 97, 99 (图). 1987; 福建植物志 6: 686. 1995; Z. H. Tsi in Guihaia 16 (2): 147. 1996; 台湾兰科植物彩色图鉴 2: 522. 1996. ——Saccolabium formosanum Hayata in J. Coll. Sci. Univ. Tokyo 30: 336. 1911, et Icon. Pl. Formos. 4: 88, fig. 44. 1914; S. Y. Hu in Quart. J. Taiwan Mus. 28 (1, 2): 151。1975; Masamune in J. Geobot. 23 (1): t. 213. 1975; S. S. Ying. Col. Ill. Indig. Orch. Taiwan 1: 495. 1977. ——Gastrochilus formosanus (Hayata) Schltr. in Fedde, Repert. Sp. Nov. Beih. 4: 288. 1919. ——G. nebulosus Fukuyama in Bot. Mag. Tokyo 49: 762. 1935. ——G. quercetorum Fukuyama in Bot. Mag. Tokyo 49: 826. 1935 (nom. nud), et 50: 16. 1936.——G. rupestris Fukuyama in Bot. Mag. Tokyo 49: 826. 1935. ——G. fuscopunctatum auct. non Hayata: Masamune in J. Geobot. 23 (3): t. 219. 1975. ——Saccolabium shaowoii S. S. Ying, Col. Ill. Indig. Orch. Taiwan 1: 310. 1977. ——Gastrochilus matsuran auct. non (Makino) Schltr.: 台湾植物志 5: 1001. 1978 (quoad desc. p. p.).

On tree trunks in forests; 500-2500 m. N Fujian, W Hubei, S Shaanxi, Taiwan.

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Stems often prostrate, to 37 cm, ca. 2 mm in diam., slender, often branched, internodes ca. 5 mm. Leaves many, distichous; blade green, sometimes with purple-red spots on both surfaces, oblong or elliptic, 1.5-3 × 0.4-0.8 cm, slightly fleshy, apex acute or bifid, with an abaxial awn.

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Inflorescence subumbellate, 2- or 3-flowered; peduncle often 1-1.5 cm; floral bracts triangular, 1-2 mm, membranous; pedicel and ovary pale yellow, with purplish red spots, 1-1.5 mm. Flowers yellowish, with purplish speckles or irregular blotches. Dorsal sepal concave, elliptic-oblong, 4.8-7 × 2.5-4 mm, apex obtuse; lateral sepals obliquely oblong, similar in size to dorsal sepal, apex obtuse. Petals oblanceolate, 4-5 × 2.8-3 mm, apex rounded; lip with an epichile and a saccate hypochile; epichile white, broadly triangular or nearly suborbicular, 2.2-3.2 × 7-9 mm, adaxially with a yellow densely papillate-hairy cushion, margin entire or slightly dentate-undulate, apex subtruncate or rounded; hypochile subcupular, ca. 5 mm tall, ca. 4 mm in diam. Column ca. 1.5 mm; anther cap narrowed toward apex. Fl. throughout year.

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