《中国植物志》|| 伞形科 UMBELLIFERAE ||羌活属 Notopterygium de Boiss. ||羌活 Notopterygium incisum C. T. Ting ex H. T. Chang

2．羌活（植物分类学报）竹节羌活（四川马尔康）、蚕羌（青海）图版100
Notopterygium incisum Ting ex H. T. Chang, 中药志1: 252, 图183. 1959. nom. nud.; 张盍曾, 植物分类学报13 (3): 85. 1975.
多年生草本，高60-120厘米，根茎粗壮，伸长呈竹节状。根颈部有枯萎叶鞘。茎直立，圆柱形，中空，有纵直细条纹，带紫色。基生叶及茎下部叶有柄，柄长1-22厘米，下部有长2-7厘米的膜质叶鞘；叶为三出式三回羽状复叶，末回裂片长圆状卵形至披针形，长2-5厘米，宽0.5-2厘米，边缘缺刻状浅裂至羽状深裂；茎上部叶常简化，无柄，叶鞘膜质，长而抱茎。复伞形花序直径3-13厘米，侧生者常不育；总苞片3-6，线形，长4-7毫米，早落；伞辐7-18 (39)，长2-10厘米；小伞形花序直径1-2厘米；小总苞片6-10，线形，长3-5毫米；花多数，花柄长0.5-1厘米；萼齿卵状三角形，长约0.5毫米；花瓣白色，卵形至长圆状卵形，长1-2.5毫米，顶端钝，内折；雄蕊的花丝内弯，花药黄色，椭圆形，长约1毫米；花柱2，很短，花柱基平压稍隆起。分生果长圆状，长5毫米，宽3毫米，背腹稍压扁，主棱扩展成宽约1毫米的翅，但发展不均匀；油管明显，每棱槽3，合生面6；胚乳腹面内凹成沟槽。花期7月，果期8-9月。
产陕西、四川、甘肃、青海、西藏。生长于海拔2000-4000米的林缘及灌丛内。模式标本采自青海曲麻莱县。

《Flora of China》|| Apiaceae || Notopterygium ||羌活 Notopterygium incisum

1. Notopterygium incisum C. C. Ting ex H. T. Chang, Acta Phytotax. Sin. 13(3): 86. 1975.

羌活 qiang huo

Plants 60–120 cm. Root deep brown, with clusters of rootlets; caudex elongate, often node-scarred, strongly aromatic. Leaves ternate-3-pinnate; petiole 5–12 cm; ultimate segents oblong or oblong-ovate, 2–5 × 0.5–2 cm, margins pinnatifid or laciniate-dentate, puberulous on veins and margins. Leaves reduced upwards, petioles becoming wholly sheathing. Umbels 3–13 cm across, lateral umbels frequently sterile; bracts 3–6, linear, 1.5–3 cm, deciduous; rays 7–20(–40), 2–10 cm; bracteoles 6–10, linear, 3–13 × ca. 0.5 mm, shorter or longer than flowers; umbellules many-flowered, crowded; pedicels 5–10 mm. Calyx teeth ovate-triangular, 0.3–5 mm. Petals white or greenish-white, ovate to oblong-ovate, ca. 1.5 × 1 mm, apex obtuse, inflexed. Fruit oblong-ellipsoid, 5–6 × 2.5–3.5 mm, all ribs winged, wings equal or unequal; vittae 3 in each furrow, 6 on commissure. Fl. Jul–Aug, fr. Aug–Sep.

Forest margins, scrub; 1600–5000 m. Gansu, Qinghai, Shaanxi, Sichuan, Xizang.

The rootstock and root are used in the important traditional medicine “qiang huo” (see also Notopterygium franchetii).