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金露梅Potentilla fruticosa

时间:2013-11-07 12:52来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ): 金露梅 学名( Scientific Name ): Potentilla fruticosa 英文名( English Common Name ): shrubby cinquefoil 别名( Chinese Common Name ): 金老梅、金蜡梅 异名( Synonym ): Dasiphora riparia Raf. Dasiphora fru
中文名(Chinese Name):金露梅
学名(Scientific Name):Potentilla fruticosa
英文名(English Common Name):shrubby cinquefoil
别名(Chinese Common Name):金老梅、金蜡梅
异名(Synonym):Dasiphora riparia Raf.  Dasiphora fruticosa (L.) Rydb.  Pentaphylloides fruticosa (L.) O. Schwarz  Potentilla rigida Wall. ex Lehm.  Potentilla fruticosa var. rigida (Wall. ex Lehm.) Th. Wolf
科属(Family & Genus):蔷薇科(Rosaceae)委陵菜属
形态特征(Description):灌木,高0.5-2米,多分枝,树皮纵向剥落。小枝红褐色,幼时被长柔毛。羽状复叶,有小叶2对,稀3小叶,上面一对小叶基部下延与叶轴汇合;叶柄被绢毛或疏柔毛;小叶片长圆形、倒卵长圆形或卵状披针形,长0.7-2厘米,宽0.4-1厘米,全缘,边缘平坦,顶端急尖或圆钝,基部楔形,两面绿色,疏被绢毛或柔毛或脱落近于几毛;托叶薄膜质,宽大,外面被长柔毛或脱落。单花或数朵生于枝顶,花梗密被长柔毛或绢毛;花直径2.2-3厘米;萼片卵圆形,顶端急尖至短渐尖,副萼片披针形至倒卵状披针形,顶端渐尖至急尖,与萼片近等长,外面疏被绢毛;花瓣黄色,宽倒卵形,顶端圆钝,比萼片长;花柱近基生,棒形,基部稍细,顶部缢缩,柱头扩大。瘦果近卵形,褐棕色,长1.5毫米,外被长柔毛。花果期6-9月。
分布(Distribution):产东北、内蒙古、河北、山西、陕西、甘肃、新疆、四川、云南、西藏,生海拔1000-4000米山坡草地、砾石坡、灌丛及林缘。
用途(Use):本种枝叶茂密,黄花鲜艳,适宜作庭园观赏灌木,或作矮篱也很美观。叶与果含鞣质,可提制栲胶。嫩叶可代茶叶饮用。花、叶入药,有健脾,化湿、清暑、调经之效。在内蒙古山区为中等饲用植物,骆驼最爱吃。藏民广泛用作建筑材料,填充在屋檐下或门窗上下。
引自中国植物志英文版:FOC Vol. 9 Page 292     
Potentilla fruticosa Linnaeus, Sp. Pl. 1: 495. 1753.
金露梅 jin lu mei| Rosaceae  | Potentilla
Shrubs erect or sometimes prostrate, usually many branched. Branches covered with reddish brown or gray, peeling bark, villous when young. Stipules broad, thinly membranous, abaxially villous or glabrescent; petiole sericeous or pilose; leaf blade pinnate with 2 pairs of leaflets, rarely 3-foliolate; leaflets oblong, obovate-oblong, or ovate-lanceolate, 0.3–2 × 0.3–1 cm, abaxially ± densely hairy, sometimes sparsely so or glabrescent, adaxially sparsely or rather densely appressed hairy, base cuneate, decurrent and adnate to rachis in apical pair of leaflets, margin entire, flat or often ± revolute, apex usually acute. Inflorescence terminal, laxly racemose or corymbiform, small, 1- to several flowered. Flowers 1–3 cm in diam. Sepals ovate, apex acute to shortly acuminate; epicalyx segments lanceolate to obovate-lanceolate, nearly equaling sepals, sparsely sericeous-villous, apex acute to acuminate. Petals yellow, broadly obovate, nearly equaling sepals, apex rounded. Style sub-basal, clavate, thin proximally, constricted at base of dilated stigma. Achenes brown, subovate, ca. 1.5 mm, abaxially villous. Fl. and fr. Jun–Sep.
Rocks in forests, forest margins, thickets, alpine meadows, dry and grassy mountain slopes, talus slopes; 400--5000 m. Gansu, Hebei, Heilongjiang, Jilin, Liaoning, Nei Mongol, Shaanxi, Shanxi, Sichuan, Xinjiang, Xizang, Yunnan [Asia, Europe, North America].
 




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