独根草Oresitrophe rupifraga

中文名(Chinese Name):独根草
学名(Scientific Name):Oresitrophe rupifraga Bunge
英文名(English Common Name):
别名(Chinese Common Name):岩花、小岩花、山苞草、爬山虎
异名(Synonym):Oresitrophe rupifraga var. glabrescens W. T. Wang
科属(Family & Genus):虎耳草科Saxifragaceae独根草属Oresitrophe
形态特征(Description):多年生草本,高12-28厘米。根状茎粗壮,具芽,芽鳞棕褐色。叶均基生,2-3枚;叶片心形至卵形,长3.8-9.7(-25.5)厘米,宽3.4-9(-22)厘米,先端短渐尖,边缘具不规则齿牙,基部心形,腹面近无毛,背面和边缘具腺毛,叶柄长11.5-13.5厘米,被腺毛。花葶不分枝,密被腺毛。多歧聚伞花序长5-16厘米;多花;无苞片;花梗长0.3-1厘米,与花序梗均密被腺毛,有时毛极疏;萼片5-7,不等大,卵形至狭卵形,长2-4.2毫米,宽0.5-2毫米,先端急尖或短渐尖,全缘,具多脉,无毛;雄蕊10-13,长3.1-3.3毫米;心皮2,长约4毫米,基部合生;子房近上位,花柱长约2毫米。花果期5-9月。
分布(Distribution):产辽宁西部、河北和山西东部。生于海拔590-2 050米的山谷、悬崖之阴湿石隙。
用途(Use):
引自中国植物志英文版:FOC Vol. 8 Page 277   
Oresitrophe rupifraga Bunge, Enum. Pl. China Bor. 31. 1833.
独根草 du gen cai| Saxifragaceae  | Oresitrophe
Oresitrophe rupifraga var. glabrescens W. T. Wang.
Plants 12-28 cm tall. Leaves 2 or 3; petiole 11.5-13.5 cm, glandular hairy; leaf blade 3.8-9.7(-25.5) × 3.4-9(-22) cm, abaxially and marginally glandular hairy, base cordate, margin irregularly dentate, apex shortly acuminate. Inflorescence 5-16 cm, densely glandular hairy, many flowered; pedicels 0.3-1 cm, glandular hairy. Sepals ovate to narrowly so, unequal, 2-4.2 × 0.5-2 mm, glabrous, many veined, margin entire, apex acute or shortly acuminate. Stamens 3.1-3.3 mm. Carpels ca. 4 mm; styles ca. 2 mm. Fl. May-Sep.
* Ravines, cliffs, rock crevices; 600-2100 m. Hebei, W Liaoning, E Shanxi.
 独根草Oresitrophe rupifraga

独根草Oresitrophe rupifraga
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