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路边青 Geum aleppicum

时间:2013-11-06 12:40来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ): 路边青 学名( Scientific Name ): Geum aleppicum Jacq. 英文名( English Common Name ): yellow avens 别名( Chinese Common Name ): 水杨梅 异名( Synonym ): Geum aleppicum var. bipinnatum (Batalin) Hand.-Maz
中文名(Chinese Name):路边青
学名(Scientific Name):Geum aleppicum Jacq.
英文名(English Common Name):yellow avens
别名(Chinese Common Name):水杨梅
异名(Synonym):Geum aleppicum var. bipinnatum (Batalin) Hand.-Mazz.  Geum strictum var. bipinnatum Batalin  Geum potaninii Juz.  Geum strictum Aiton  Geum vidalii Franch. et Sav.  Geum ranunculoides Ser.: H. Lév.  Geum besserianum Fisch. ex Sweet  Geum giganteum Schur  Geum glabricaule Juz.  Geum rugosum Desf.  Geum aleppicum subsp. strictum (Sol.) R.T.Clausen  Geum aleppicum var. glabricaule (Juz.) Vorosch.  Geum aleppicum var. strictum (Sol.) Fernald  Geum strictum var. decurrens (Rydb.) Kearney & Peebles
科属(Family & Genus):蔷薇科(Rosaceae)路边青属
形态特征(Description):多年生草本。须根簇生。茎直立,高30-100厘米,被开展粗硬毛稀几无毛。基生叶为大头羽状复叶,通常有小叶2-6对,连叶柄长10-25厘米,叶柄被粗硬毛,小叶大小极不相等,顶生小叶最大,菱状广卵形或宽扁圆形,长4-8厘米,宽5-10厘米,顶端急尖或圆钝,基部宽心形至宽楔形,边缘常浅裂,有不规则粗大锯齿,锯齿急尖或圆钝,两面绿色,疏生粗硬毛;茎生叶羽状复叶,有时重复分裂,向上小叶逐渐减少,顶生小叶披针形或倒卵披针形,顶端常渐尖或短渐尖,基部楔形;茎生叶托叶大,绿色,叶状,卵形,边缘有不规则粗大锯齿。花序顶生,疏散排列,花梗被短柔毛或微硬毛;花直径1-1.7厘米;花瓣黄色,几圆形,比萼片长;萼片卵状三角形,顶端渐尖,副萼片狭小,披针形,顶端渐尖稀2裂,比萼片短1倍多,外面被短柔毛及长柔毛;花柱顶生,在上部1/4处扭曲,成熟后自扭曲处脱落,脱落部分下部被疏柔毛。聚合果倒卵球形,瘦果被长硬毛,花柱宿存部分无毛,顶端有小钩;果托被短硬毛,长约1毫米。花果期7-10月。
分布(Distribution):产东北、西南、内蒙古、山西、陕西、甘肃、新疆、山东、河南、湖北,生海拔200-3500米山坡草地、沟边、地边、河滩、林间隙地及林缘。广布北半球温带及暖温带。
用途(Use):全株含鞣质,可提制栲胶;全草入药,有祛风、除湿、止痛、镇痉之效;种子含干性油,可用制肥皂和油漆。鲜嫩叶可食用。
引自中国植物志英文版:FOC Vol. 9 Page 287     
Geum aleppicum Jacquin, Icon. Pl. Rar. 1: 10. 1781.
路边青 lu bian qing| Rosaceae  | Geum
Geum aleppicum var. bipinnatum (Batalin) Handel-Mazzetti; G. intermedium Besser ex Marschall von Bieberstein (1808), not Ehrhart (1791), nor Willdenow (1806), nor Tenore ex Nyman (1878); G. potaninii Juzepczuk; G. strictum Aiton; G. strictum var. bipinnatum Batalin; G. vidalii Franchet & Savatier.
Roots fascicled, fibrous. Stems erect, 30–100 cm tall, together with petioles spreading rigid hairy, rarely glabrescent. Radical leaves lyrate-pinnate, 5–15 cm including petiole, usually with 2–6 pairs of leaflets, both surfaces sparsely rigid hairy; leaflets unequal, terminal one largest, broadly rhombic-ovate or compressed orbicular, 4–15 × 5–15 cm, base broadly cordate to cuneate, margin usually irregularly coarsely serrate, apex obtuse or acute; cauline leaves: stipules green, leaflike, ovate, large, margin irregularly coarsely serrate; leaf blade pinnate, sometimes repeatedly lobed; terminal leaflet lanceolate or obovate-lanceolate, base cuneate, apex often acuminate or shortly so. Inflorescence terminal, lax. Flowers 1–1.7 cm in diam.; pedicel pubescent or hirtellous. Sepals ovate-triangular, apex acuminate; epicalyx segments lanceolate, minute, ca. 1/2 as long as sepals, abaxially pubescent and villous, apex acuminate, rarely 2-fid. Petals yellow, suborbicular, longer than sepals. Style terminal, twisted at joint ca. 1/4 way from apex; proximal section pilose; distal section deciduous at fruit maturity. Achene aggregate obovoid; fruiting receptacle hispidulous, hairs ca. 1 mm; achenes hirtellous; proximal section of style persistent, glabrous, apex hooked. Fl. and fr. Jul–Oct.
Forests, open places in forests, grassy mountain slopes, river and stream banks, fields; 200--3500 m. Gansu, Guizhou, Heilongjiang, Henan, Hubei, Jilin, Liaoning, Nei Mongol, Shaanxi, Shandong, Shanxi, Sichuan, Xinjiang, Xizang, Yunnan [widespread in N temperate zone].
This species is used medicinally and as a source of oil.






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