小斑叶兰 xiao ban ye lan

Satyrium repens Linnaeus, Sp. Pl. 2: 945. 1753; Elasmatium repens (Linnaeus) Dulac; Epipactis chinensis (Schlechter) Hu; E. mairei (Schlechter) Hu (1925), not Schlechter (1919); E. repens (Linnaeus) Crantz; Gonogona repens (Linnaeus) Link; Goodyera brevis Schlechter; G. chinensis Schlechter; G. mairei Schlechter; G. marginata Lindley; G. nantoensis Hayata; G. pubescens R. Brown var. repens (Linnaeus) Alph. Wood; G. repens var. marginata (Lindley) Tang & F. T. Wang; Neottia repens (Linnaeus) Swartz; Orchiodes marginata (Lindley) Kuntze; O. repens (Linnaeus) Kuntze; Orchis repens (Linnaeus) Eyster ex Poiret; Peramium nantoense (Hayata) Makino; P. repens (Linnaeus) Salisbury; Serapias repens (Linnaeus) Villars.

Plants terrestrial, 8-20 cm tall. Rhizome slender, many noded. Stem ascending, 1-4 cm, 4-6-leaved. Leaves subrosulate at base of stem, abaxially pale green, adaxially deep green with white venation, ovate to ovate-elliptic, 1-3 × 0.5-1.5 cm, base obtuse or broadly cuneate, apex acute; petiole-like base and tubular sheath 1-1.5 cm. Peduncle pale grayish green, 5-12 cm, pubescent, with 2-5 sterile bracts; rachis 1-5.5 cm, subdensely 5-20-flowered, secund; floral bracts lanceolate, 3-5 mm, pubescent, apex acuminate. Flowers opening weakly, white, tinged with green, small; pedicel and ovary cylindric-fusiform, 3-5 mm, sparsely pubescent. Sepals sparsely pubescent on outer surface, 1-veined; dorsal sepal ovate to ovate-oblong, 3-4 × 1.2-1.5 mm, apex obtuse; lateral sepals ovate to ovate-elliptic, oblique, 3-4 × 1.5-2.5 mm, apex obtuse. Petals spatulate, oblique, 3-4 × 1-1.5 mm, 1-veined, apex obtuse; lip ovate, 3-3.5 × 2-2.5 mm; hypochile concave-saccate, inside papillose; epichile ligulate, ca. 1.5 mm, slightly recurved. Column 1-1.5 mm. Fl. Jul-Aug. 2n = 30, 32, 40.

Forests along valleys; 700-3800 m. Anhui, N Fujian, Gansu, Hebei, Heilongjiang, Henan, Hubei, Hunan, Jilin, Liaoning, Nei Mongol, Qinghai, Shaanxi, Shanxi, Sichuan, Taiwan, Xinjiang, Xizang, Yunnan [Bhutan, India, Japan, Kashmir, Korea, Myanmar, Nepal, Russia; Europe, North America].