《中国植物志》|| 伞形科 UMBELLIFERAE ||当归属 Angelica L. ||朝鲜当归 Angelica gigas Nakai

12. 朝鲜当归（东北草本植物志）大独活（东北植物检索表），土当归、野当归、大野芹（吉林延边）、紫花芹（辽宁）图版13
Angelica gigas Nakai in Bot. Mag. Tokyo 31: 100. 1917; Kitagawa in Journ. Jap Bot. 12 311. 1935; Hiroe, Umbell. Asia 1: 160. 1958; 东北植物检索表250. 图79-1. 1959; Kitagawa in Bull. Nat. Sci. Mus. Tokyo 5 (1): 5. 1960; 东北草本植物志6: 254. 图104. 1977; Kitagawa Neo-Lineam. Pl. Mansh. 475. 1979; Yuan et Shan in Bull. Nanjing Bot. Gard. Mem. Sun Yat-Sen 1983: 8. ——Angelica megaphylla auct. non Diels: Komarov in Act. Hort. Petrop. 25: 168. 1907 (Fl. Mansh. 3. 1907).
多年生高大草本，高1-2米。根颈粗短；根圆锥形，径2-5厘米，有支根数个，灰褐色，茎粗壮，中空，紫色，径1.5-5厘米，无毛，有纵深沟纹。叶二至三回三出式羽状分裂，基生叶及茎下部叶的叶柄长达30厘米；叶片轮廓近三角形，长20-40厘米，宽20-30厘米，叶轴不呈翅状下延；茎中部叶的叶柄长近20厘米，叶柄基部渐成抱茎的狭鞘；末回裂片长圆状披针形，长4-15厘米，宽1.5-5厘米，基部楔形，有时具缺刻状裂片，顶端尖或渐尖，边缘有不整齐的锐尖锯齿或重锯齿，幼时两面脉上有毛，老时多脱落；上部的叶简化成囊状膨大的叶鞘，顶端有细裂的叶片，外面紫色，无毛。复伞形花序近球形，花序梗、伞辐和花柄均有短糙毛，花序梗长2-6厘米，伞辐20-45，长2-3厘米；总苞片1至数片，膨大成囊状，深紫色，花蕾期包裹着花序，呈球形；小伞形花序密集成小的球形；小总苞数片，卵状披针形，紫色、膜质，无毛；花柄长3-8毫米；萼齿不明显；花瓣倒卵形，深紫色，顶端凹陷内曲；雄蕊暗紫色，花柱短，与短圆锥状的花柱基近等长。果实卵圆形，幼时紫红色，成熟后黄褐色，长5-8毫米，宽3-5毫米，无毛，背棱隆起，肋状，侧棱翅状，与果体近等宽，每棱槽内有油管1-2，合生面油管2-4。花期7-9月，果期8-10月。
产东北各省，常生于海拔1000米以上的高山坡。生长于沟旁、林缘和林下、喜富含沙石质的土壤。分布于朝鲜和日本。模式标本采自朝鲜金刚山。

《Flora of China》|| Apiaceae || Angelica ||朝鲜当归 Angelica gigas

27. Angelica gigas Nakai, Bot. Mag. (Tokyo). 31: 100. 1917.

朝鲜当归 chao xian dang gui

Plants perennial, 1–2 m, stout. Root conic, gray brown, 2–5 cm thick. Stem purplish, ribbed. Basal and lower leaves petiolate, petioles 30–45 cm, sheaths broad; blade triangular-ovate in outline, 20–40 × 20–30 cm, 2–3-ternate-pinnate, basal pinnae petiolulate; leaflets oblong-lanceolate, 4–15 × 1.5–5 cm, base decurrent, margin irregularly coarse-toothed, apex acute, slightly scabrous along nerves adaxially. Upper leaves purple-green, sheaths broadly inflated, often bladeless. Umbel purple, subglobose, 5–8 cm across, up to 12 cm in fruit, peduncles, rays and pedicels all hispidulous; peduncles 2–6 cm; bracts 2, saccate, dark purple; rays many, stout, 2–3 cm; bracteoles dark purple, several, ovate-lanceolate; pedicels many, 3–8 mm. Calyx teeth obsolete. Petals dark purple-red, obovate. Anthers purple. Fruit ellipsoid, 5–8 × 3–5 mm; dorsal ribs prominent, lateral ribs broad-winged; vittae 1(–2) in each furrow, 2(–4) on commissure. Fl. Jul–Aug, fr. Aug–Sep. n = 11*.

Forests, grasslands, streamsides; ca. 1000 m. Heilongjiang, Jilin, Liaoning [Japan, Korea].

The roots are used in traditional Chinese medicine.