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FOC | Family List | FOC Vol. 11 | Geraniaceae | Erodium

3. Erodium cicutarium (Linnaeus) L’Héritier ex Aiton, Hort. Kew. 2: 414. 1789.

芹叶牻牛儿苗 qin ye mang niu er miao

Geranium cicutarium Linnaeus, Sp. Pl. 2: 680. 1753.

Annuals 10-15(-40) cm tall. Stems numerous, erect to decumbent. Stipules triangular-lanceolate, 2-6 mm. Leaves opposite or alternate; leaf blade triangular-lanceolate to oblong-lanceolate, 5-18 cm, pinnately divided to pinnately cleft, 5-12-lobed with basal ones more deeply incised, both surfaces appressed pilose. Pseudoumbels conspicuously longer than leaves, with (2 or)3-10 hermaphrodite flowers; peduncle with glandular and nonglandular trichomes. Pedicel 0.8-1.7 cm. Sepals ovate, 3-6 mm, glandular and hirsute, apex acute. Petals uniformly purple or 2 with a basal black spot, obovate, 5-12 mm. Mericarp 3-7 mm, with apical pit, with or without ridges or furrows; awn not plumose. Fl. Jun-Jul, fr. Jul-Oct. 2n = 20, 36, 40, 48, 54.

Meadows, flood plains, gravel areas, disturbed areas; 700-2200 m. Anhui, Fujian, Gansu, Hebei, Heilongjiang, Henan, Jiangsu, Jilin, Liao-ning, Nei Mongol, Shaanxi, Shandong, Shanxi, W Sichuan, Taiwan, Xinjiang, W Xizang [Afghanistan, NW India, Kazakhstan, Kyrgyzstan, Pakistan, Russia, Tajikistan, Turkmenistan, Uzbekistan; N Africa, SW Asia, Europe].

This species is naturalized as a weed in many temperate areas.


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