二叶独蒜兰（中国高等植物图鉴）
Pleione scopulorum W. W. Smith in Not. Bot. Gard. Edinb. 13: 218. 1921; P. F. Hunt et Vosa in Kew Bull. 25: 429. 1971; S. Y. Hu in Quart. J. Taiwan Mus. 28 (1, 2) : 142. 1975; 中国高等植物图鉴5: 688.图8206. 1976; Cribb et al. in Curtis’s Bot. Mag. 184: 114. 1983, et Genus Pleione 46. fig. 2A, 2B, 3. Pl. 15E, 15F. 1988; 西藏植物志5: 853. 1987; 横断山区维管植物2: 2575. 1994; Z. H. Tsi, S. C. Chen et K. Mori, Wild Orch. China 64. pl. 69. 1997;中国兰花全书152. 图6-9 (8, 9). 1998. ——Bletilla scopulorum (W. W. Smith) Schltr. in Fedde Repert. Sp. Nov. 19: 375. 1924.
Rocky grasslands in coniferous forests, mossy rocks along streams, subalpine scrubby meadows; 2800-4200 m. SE Xizang, NW and SW Yunnan [NE India, Myanmar]. |
| |
Herbs, terrestrial. |
| |
Pseudobulb green, usually ovoid, slightly oblique, 1-2.5 × 0.6-1.5 cm, tapering at apex into a conspicuous long neck, 2-leaved. |
| |
Leaves developing at flowering, lanceolate, oblanceolate, or narrowly elliptic, 4-13 × 1-2.3 cm, papery, base attenuate into a petiole-like stalk enclosed in tubular sheaths, apex acute. |
| |
Inflorescence erect; peduncle 12-18 cm, lacking sheaths; floral bract oblanceolate, 18-27 mm, shorter than or almost as long as ovary, apex obtuse to acute. Flowers solitary or rarely 2 or 3, rose-purple or rarely white and tinged pale purplish blue, usually with a yellow center and dark purple spots on lip, sepals and petals rarely yellow. Dorsal sepal elliptic-lanceolate or narrowly ovate, 25-32 × 7-9 mm, apex acuminate; lateral sepals obliquely elliptic, 21-30 × 8-10 mm, apex apiculate. Petals oblanceolate or narrowly ovate-oblong, 25-32 × 7-9 mm, apex subacute or obtuse; lip transversely elliptic or suboblate, 20-25 × 25-30 mm, much broader than long, obscurely 3-lobed, apical margin denticulate, apex obtuse and sometimes emarginate; disk with 5-9 lacerate lamellae extending from base of lip to midway along mid-lobe; lamellae 1-1.5 mm tall. Column ± arcuate, 15-20 mm; column wings very narrow below middle, dilated above, to 5 mm tall at apex, apex irregularly dentate. Capsule fusiform-oblong, 20-30 mm. Fl. May-Jul, fr. Oct. 2n = 40. |
| |
| ||
|
| |
|
| |
