旱田草Lindernia ruellioides

中文名(Chinese Name):旱田草
学名(Scientific Name):Lindernia ruellioides (Colsm.) Pennell
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):Bonnaya reptans (Roxb.) Spreng.  Gratiola ruellioides Colsm.  Ilysanthes ruellioides (Colsm.) Kuntze  Gratiola ruelloides Colsm.
科属(Family & Genus):玄参科(Scrophulariaceae)母草属
形态特征(Description):一年生草本,高10-15厘米,少主茎直立,更常分枝而长蔓,节上生根,长可达30厘米,近于无毛。叶柄长3-20毫米,前端渐宽而连于叶片,基部多少抱茎;叶片矩圆形、椭圆形、卵状矩圆形或圆形,长1-4厘米,宽0.6-2厘米,顶端圆钝或急尖,基部宽楔形,边缘除基部外密生整齐而急尖的细锯齿,但无芒刺,两面有粗涩的短毛或近于无毛。花为顶生的总状花序,有花2-10朵;苞片披针状条形,花梗短,向顶端渐粗而连于萼,无毛;萼在花期长约6毫米,果期达10毫米,仅基部联合,齿条状披针形,无毛;花冠紫红色,长10-14毫米,管长7-9毫米,上唇直立,2裂,下唇开展,3裂,裂片几相等,或中间稍大;前方2枚雄蕊不育,后方2枚能育,但无附属物;花柱有宽而扁的柱头。蒴果圆柱形,向顶端渐尖,比宿萼长约2倍。种子椭圆形,褐色。花期6-9月,果期7-11月。
分布(Distribution):产台湾、福建、江西、湖北、湖南、广东、广西、贵州、四川、云南、西藏,印度至印度尼西亚,菲律宾也有。生于草地、平原、山谷及林下。
用途(Use):全草可药用。
引自中国植物志英文版:FOC Vol. 18 Page 36     
Lindernia ruellioides (Colsmann) Pennell, Brittonia. 2: 182. 1936.
旱田草 han tian cao| Scrophulariaceae  | Lindernia
Gratiola ruellioides Colsmann, Prodr. Descr. Gratiol. 12. 1793; Bonnaya reptans (Roxburgh) Sprengel; Gratiola reptans Roxburgh; Ilysanthes ruellioides (Colsmann) Kuntze.
Annuals, 10-15 cm tall. Stolons to 30 cm. Stems rarely erect, usually branched, subglabrous, rooting from nodes. Petiole 0.3-2 cm, distally thicker; leaf blade oblong, elliptic, ovate-oblong, or orbicular, 1-4 X 0.6-2 cm, scabrous pubescent to subglabrous, base subamplexicaul or broadly cuneate, margin above base densely and regularly acute-serrate, apex obtuse to acute. Racemes terminal, 2-10-flowered; bracts lanceolate-linear. Pedicel short, distally gradually thicker, glabrous. Calyx ca. 6 mm, to 1 cm in fruit, base connate; lobes linear-lanceolate, glabrous. Corolla purple-red, 1-1.4 cm; tube 7-9 mm; lower lip 3-lobed, lobes subequal or middle lobe slightly larger than other lobes; upper lip 2-lobed. Fertile stamens 2, posterior, unappendaged; sterile stamens 2, anterior. Stigma flattened. Capsule conical, ca. 2 X as long as persistent calyx. Seeds brown, ellipsoid. Fl. Jun-Sep, fr. Jul-Nov.
Grassland, plains, mountain valleys, forests; below 1500 m. Fujian, Guangdong, Guangxi, Guizhou, Hubei, Hunan, Jiangxi, Sichuan, Taiwan, Yunnan, Zhejiang [Cambodia, India, Indonesia, Japan (Ryukyu Islands), Malaysia, Myanmar, New Guinea, Philippines, Vietnam].
Used medicinally.
旱田草Lindernia ruellioides

旱田草Lindernia ruellioides(责任编辑:徐晔春)

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