云南鸟足兰（中国高等植物图鉴）
Satyrium yunnanense Rolfe in Notes. Bot. Gard. Edinb. 8: 28. 1913; Schltr. in Fedde Repert. Sp. Nov. Beih. 4: 138. 1919; Hand.-Mazz. , Symb. Sinic. 7: 1337. 1936; S. Y. Hu in Quart. J. Taiwan Mus. 28(1, 2): 160. 1975;中国高等植物图鉴5: 642.图8114. 1976;横断山区维管植物2: 2547. 1994.——Satyrium pycnostachyum Schltr. in Fedde Repert. Sp. Nov. 17: 63. 1921. ——Satyrium microcephalum Kmenzl. , 1. c. 17: 109. 1921. ——Satyrium nepalense D. Don subsp. yunnanense(Rolfe)Soo in Ann. Mus. Nat. Hung. 26: 380. 1929.
● Open forests, rocky places; 2000-3700 m. SW Sichuan, C and NW Yunnan. |
|
Plants 11-35 cm tall. Tubers ellipsoid to subovoid, 1-2.5 × 0.5-1.4 cm. Stem with 1 or 2 membranous sheaths at base, 1- or 2-leaved. Leaves basal and subopposite, or cauline, somewhat spaced and alternate, broadly ovate to subelliptic, 3.5-11 × 2-5 cm, margin sometimes crisped, apex obtuse to acute. |
|
Peduncle 5-25 cm, stout, with 1 or 2 foliaceous sheathing bracts, glabrous; rachis 2-4.5 cm, subdensely to densely 10- to more than 20-flowered; floral bracts reflexed, ovate, 8-15 × 5-7 mm. Flowers usually widely spreading, yellow to golden yellow, glabrous, hermaphroditic; pedicel and ovary 5-7 mm, glabrous. Dorsal sepal oblong, 4-6 × 1.5-2 mm, apex obtuse; lateral sepals oblong, slightly oblique, ca. 5 × 2 mm, apex obtuse to acute. Petals suboblong-spatulate, ca. 3.5 × 1.2 mm, apex obtuse; lip subglobose, 4-5.5 × 3.5-5 mm, outer surface somewhat carinate, inner surface pubescent at base, 2-spurred, apex obtuse to slightly apiculate; spurs parallel, straight or slightly curved downward, cylindric, 3.5-6 mm, slender. Column erect, 2-3.5 mm. Fl. Jul-Sep, fr. Nov. |
|
|
