天胡荽Hydrocotyle sibthorpioides

中文名(Chinese Name):天胡荽
学名(Scientific Name):Hydrocotyle sibthorpioides Lam.
英文名(English Common Name):lawn marshpennywort
别名(Chinese Common Name):鹅不食草
异名(Synonym):Hydrocotyle tenella Buch.-Ham. ex D. Don  Geophila yunnanensis H. Lév.  Hydrocotyle keelungensis Liu, Chao et Chuang  Chondrocarpus sibthorpioides Sweet  Hydrocotyle americana var. monticola (Hook. f.) Hiern  Hydrocotyle monticola Hook. f.  Hydrocotyle nitidula A.Rich.  Hydrocotyle perexigua Hance  Hydrocotyle puncticulata Miq.  Hydrocotyle zollingeri Molk.
科属(Family & Genus):伞形科(Umbelliferae)天胡荽属
形态特征(Description):多年生草本,有气味。茎细长而匍匐,平铺地上成片,节上生根。叶片膜质至草质,圆形或肾圆形,长0.5-1.5厘米,宽0.8-2.5厘米,基部心形,两耳有时相接,不分裂或5-7裂,裂片阔倒卵形,边缘有钝齿,表面光滑,背面脉上疏被粗伏毛,有时两面光滑或密被柔毛;叶柄长0.7-9厘米,无毛或顶端有毛;托叶略呈半圆形,薄膜质,全缘或稍有浅裂。伞形花序与叶对生,单生于节上;花序梗纤细,长0.5-3.5厘米,短于叶柄1-3.5倍;小总苞片卵形至卵状披针形,长1-1.5毫米,膜质,有黄色透明腺点,背部有1条不明显的脉;小伞形花序有花5-18,花无柄或有极短的柄,花瓣卵形,长约1.2毫米,绿白色,有腺点;花丝与花瓣同长或稍超出,花药卵形;花柱长0.6-1毫米。果实略呈心形,长1-1.4毫米,宽1.2-2毫米,两侧扁压,中棱在果熟时极为隆起,幼时表面草黄色,成熟时有紫色斑点。花果期4-9月。
分布(Distribution):产陕西、江苏、安徽、浙江、江西、福建、湖南、湖北、广东、广西、台湾,四川、贵州、云南等省区,通常生长海拔475-3000米在湿润的草地、河沟边、林下。朝鲜、日本、东南亚至印度也有分布。
用途(Use):本种为本属分布最广的一种。全草入药,清热、利尿、消肿、解毒,治黄疸、赤白痢疾、目翳、喉肿、痈疽疔疮、跌打瘀伤。
引自中国植物志英文版:FOC Vol. 14 Page 15
Hydrocotyle sibthorpioides Lamarck, Encycl. 3: 153. 1789.
天胡荽 tian hu sui | Apiaceae  | Hydrocotyle
Plants strongly aromatic. Stem weak, slender, filiform, creeping, diffusely branched. Petioles 0.7–9 cm, glabrous or distally pubescent; leaf blade reniform-rounded, 0.5–1.5 × 0.8–2.5 cm; membranous, variably hairy, adaxially glabrous and abaxially sparsely strigose along veins, or sometimes both surfaces glabrous or densely puberulous, base cordate, entire or shallowly 5–7-lobed, lobes rounded. Umbel solitary at the nodes, each umbel 5–8-flowered; peduncle filiform, 0.5–3.5 cm, 1–1/3 the length of the petioles; bracts ovate to ovate-lanceolate, 1–1.5 mm, membranous, with bright yellow glands; pedicels obsolete or almost so. Petals greenish white, ca. 1.2 mm, with yellow glands. Styles 0.6–1 mm, spreading. Fruit broadly globose, greenish yellow when young, covered with purplish stains when mature; intermediate ribs very prominent. Fl. and fr. Apr–Sep.
Forests, slopes, wet valleys, grassy places, stream banks; 100–3000 m. Anhui, Fujian, Guangdong, Guangxi, Guizhou, Hainan, Hubei, Hunan, Jiangsu, Jiangxi, Shaanxi, Sichuan, Taiwan, Yunnan, Zhejiang [Bhutan, India, Indonesia, Japan, Korea, Nepal, Philippines, Thailand, Vietnam; tropical Africa].
 

天胡荽Hydrocotyle sibthorpioides
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