《中国植物志》|| 小檗科 BERBERIDACEAE ||淫羊藿属 Epimedium Linn. ||巫山淫羊藿 Epimedium wushanense Ying

1．巫山淫羊藿　图版65：1-6
Epimedium wushanense Ying in Acta Phytotax. Sin. 13 (2) : 55,图版8,图2, 1975; 湖北植物大全: 54, 1993.
多年生常绿草本，植株高50-80厘米。根状茎结节状，粗短，质地坚硬，表面被褐色鳞片，多须根。一回三出复叶基生和茎生，具长柄，小叶3枚；小叶具柄，叶片革质，披针形至狭披针形，长9-23厘米，宽1.8-4.5厘米，先端渐尖或长渐尖，边缘具刺齿，基部心形，顶生小叶基部具均等的圆形裂片，侧生小叶基部的裂片偏斜，内边裂片小，圆形，外边裂片大，三角形，渐尖，上面无毛，背面被绵毛或秃净，叶缘具刺锯齿；花茎具2枚对生叶。圆锥花序顶生，长15-30厘米，偶达50厘米，具多数花朵，序轴无毛；花梗长1-2厘米，疏被腺毛或无毛；花淡黄色，直径达3.5厘米；萼片2轮，外萼片近圆形，长2-5毫米，宽1.5-3毫米，内萼片阔椭圆形，长3-15毫米，宽1.5-8毫米，先端钝；花瓣呈角状距，淡黄色，向内弯曲，基部浅杯状，有时基部带紫色，长0.6-2厘米；雄蕊长约5毫米，花丝长约1毫米，花药长约4毫米，瓣裂，裂片外卷；雌蕊长约5毫米，子房斜圆柱状，有长花柱，含胚珠10-12枚。葫果长约1.5厘米，宿存花柱喙状。花期4-5月，果期5-6月。
产于四川、贵州、湖北、广西。生于林下、灌丛中、草丛中或石缝中。海拔300-1700米。模式标本采自四川巫山。

《Flora of China》|| Berberidaceae || Epimedium ||巫山淫羊藿 Epimedium wushanense

32. Epimedium wushanense T. S. Ying, Acta Phytotax. Sin. 13(2): 55. 1975.

巫山淫羊藿 wu shan yin yang huo

Herbs, evergreen, 50-80 cm tall. Rhizome short, stout, nodose. Leaves basal and cauline, trifoliolate; leaflets lanceolate to narrowly lanceolate, 9-23 × 1.8-4.5 cm, leathery, abaxially lanate or becoming glabrous, adaxially glabrous, base cordate, terminal leaflet with equal rounded lobes, lateral leaflets oblique with outer lobe large, deltoid, and acute, inner lobe smaller and rounded, margin coarsely aristate-dentate, apex acuminate or long acuminate. Flowering stem with 2 trifoliolate opposite leaves. Panicle many flowered (25-70-flowered), 15-30(-50) cm; rachis glabrous. Pedicel 1-2 cm, sparsely glandular pubescent or glabrous. Flowers pale yellow, to 3.5 cm in diam. Outer sepals suborbicular, 2-5 × 1.5-3 mm; inner sepals pale yellow, broadly elliptic, 3-15 × 1.5-8 mm, apex obtuse. Petals slightly curved, pale yellow or sometimes purplish at base, horn-shaped, longer than inner sepals, 0.6-2 cm. Stamens ca. 5 mm; filaments 1-1.5 mm; anthers ca. 4 mm, valved, revolute. Pistil ca. 5 mm; ovary obliquely terete; ovules 10-12. Capsule ca. 1.5 cm; style ca. 4.5 mm, rostrate. Fl. Apr-May, fr. May-Jun.

● Forests, thickets, weedy places, crevices; 300-1700 m. Chongqing, Guangxi, Guizhou, Hubei, Sichuan.