小白及 (中国高等植物图鉴)
台湾白及 (台湾兰科植物、台湾植物志、台湾兰科植物彩色图鉴、台湾兰科植物彩色图志)
Bletilla formosana (Hayata) Schltr. in Fedde Repert. Sp. Nov. 10: 256. 1911, et in Fedde Repert. Sp. Nov. Beih. 4: 158. 1919; S. Y. Hu in Quart. J. Taiwan Mus. 25 (1, 2): 57. 1972; 台湾兰科植物2: 62-64 (图). 1977; 台湾兰科植物彩色图鉴1: 55. 图8. 1977, et 2: 400. 图48. 1990; 台湾植物志5: 887. 1978; 西藏植物志5: 792.图430. 1987;横断山区维管植物2: 2556. 1994;台湾兰科植物彩色图志1: 90. 1996. -Bletia formosana Hayata in J. Coll. Sci. Univ. Tokyo 30 (1): 323. 1911. ——Bletia morrisonensis Hayata, l. c. 324. ——Bletia kotoensis Hayata, l. c. 325. ——Bletilla morrisonensis (Hayata) Schltr. in Fedde Repert. Sp. Nov. 10: 256. 1911. ——Bletilla kotoensis (Hayata) Schltr., l. c. ——Coelogyne elegantula Kraenzl. in Fedde Repert. Sp. Nov. 17: 111. 1921. ——Bletilla szetchuanica Schltr. ex Limpricht in Fedde Repert. Sp. Nov. Beih. 12: 344. 1922.——Bletilla yunnanensis Schltr. ex Limpricht, l. c. 343;中国高等植物图鉴5: 653. 图8136. 1976. ——Bletilla. yunnanensis Schltr. ex Limpricht var. limprichtii Schltr. ex Limpricht, l. c. 344. ——Bletilla striata (Thunb. ex A. Murray) Rchb. f. var. kotoensis (Hayata) Masarmune in Sci. Rep. Kanazawa Univ. 9: 126. 1964. ——Bletilla formosana (Hayata) Schltr. f. kotoensis (Hayata) T. P. Lin, Nat. Orch. Taiwan 2: 65-66 (fig. ). 1977. ——Jimensia formosana (Hayata) Garay et Schultes in Bot. Mus. Leafl. Harv. Univ. 18: 183. 1958. ——Jimensia kotoensis (Hayata) Garay et Schultes, l. c. ——Jimensia morrisonensis (Hayata) Garay et Schultes, l. c. ——Jimensia szetchuanica (Schltr.) Garay et Schultes, l. c. p. 185. ——Jimensia yunnanensis (Schltr.) Garay et Schultes, l. c. ——Bletilla formosana Hayata Schltr. f. rubrolabella S. S. Ying in Mem. Coll. Agric. Nat. Taiwan Univ. 30 (2): 69, col. photo 16. 1990, et Col. Illustr. Orch. Fl. Taiwan 1: 93. 1996, syn. nov. ——Bletilla elegantula (Kraenzl.) Garay et Romero in Harvard Papers Bot. 3 (1): 53. 1998.
Evergreen broad-leaved forests, Quercus forests, coniferous forests, grasslands, grassy slopes, crevices; 600-3100 m. SE Gansu, Guangxi, Guizhou, Jiangxi, S Shaanxi, Sichuan, Taiwan, SE Xizang, Yunnan [Japan (Ryukyu Islands)]. |
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Plants 15-80 cm tall. Rhizome usually dorsiventrally compressed, subglobose to ovoid, 1-2 cm in diam.Stem 5-15 cm, enclosed by several tubular sheaths, 2-8-leaved. |
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Leaves widely spaced along stem, linear-lanceolate to narrowly oblong, 6-40 × 0.5-1.5(-4.5) cm, base contracted into amplexicaul sheath, apex acuminate. |
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Peduncle 20-60 cm, slender, usually with 1 short sheathing bract; rachis to 10 cm, flexuous, simple or occasionally branched, (1 or)2-6-flowered; floral bracts deciduous at anthesis, oblong-lanceolate, 10-13 mm, apex acuminate. Flowers erect or spreading, pale purple or pink, rarely white; pedicel and ovary twisted, 8-12 mm. Sepals pale purple or pink, rarely white, lanceolate to narrowly oblong, 15-21 × 4-6.5 mm, lateral ones slightly oblique, apex subacute. Petals similar to sepals but slightly narrower, oblique, pale purple or pink, rarely white; lip whitish to pale yellow with small dark purple spots and broken lines, broadly elliptic, 15-18 × 8-9 mm, 3-lobed above middle; lateral lobes erect and embracing column, obliquely suborbicular, apex acute; mid-lobe suborbicular to square, 4-5 × 4-5 mm, margin slightly crisped, apex obtuse-truncate or rarely slightly emarginate; disk with 5 undulate lamellae extending from base of lip almost to apex of mid-lobe. Column subterete, 12-13 mm, slender, dilated toward apex, with narrow wings; rostellum broadly suborbicular. Capsule to ca. 2.5 cm. Fl. Apr-Jun. 2n = 16, 32, 36. |
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