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弓茎悬钩子Rubus flosculosus

时间:2013-11-07 12:40来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ): 弓茎悬钩子 学名( Scientific Name ): Rubus flosculosus Focke 英文名( English Common Name ): 别名( Chinese Common Name ): 弓茎莓 异名( Synonym ): Rubus eriocalyx Cardot 科属( Family Genus ): 蔷薇科(
中文名(Chinese Name):弓茎悬钩子
学名(Scientific Name):Rubus flosculosus Focke
英文名(English Common Name):
别名(Chinese Common Name):弓茎莓
异名(Synonym): Rubus eriocalyx Cardot
科属(Family & Genus):蔷薇科(Rosaceae)悬钩子属
形态特征(Description):灌木,高1.5-2.5米;枝拱曲,红褐色,有时被白粉,疏生紫红色钩状扁平皮刺,幼枝被短柔毛。小叶5-7枚,卵形、卵状披针形或卵状长圆形,顶生小叶有时为菱状披针形,长 3-7厘米,宽1.5-4厘米,顶端渐尖,基部宽楔形至圆形,上面无毛或近无毛,下面被灰白色绒毛,边缘具粗重锯齿,有时浅裂;叶柄长3-5厘米,顶生小叶柄长1-2厘米,侧生小叶几无柄,与叶轴均被柔毛和钩状小皮刺;托叶小,线形,长约5毫米,有柔毛。顶生花序为狭圆锥花序,侧生者为总状花序,花梗和苞片均被柔毛;花梗细,长5-8毫米;苞片小,线状披针形;花直径5-8毫米;花萼外密被灰白色绒毛;萼片卵形至长卵形,长3-6毫米,顶端急尖而有突尖头,在花果时均直立开展;花瓣近圆形,基部具短爪,粉红色,与萼片几等长或稍长;雄蕊多数,花药紫色,花丝线形;花柱无毛,子房具柔毛。果实球形,直径5-8毫米,红色至红黑色,无毛或微具柔毛;小核卵球形,多皱。花期6-7月,果期8-9月。
分布(Distribution):产河南、山西、陕西、甘肃、湖北、四川、西藏。生于海拔900-2600米的山谷河旁、沟边或山坡杂木丛中。
用途(Use):果较小,甜酸可食,也可供制醋。
引自中国植物志英文版:FOC Vol. 9 Page 203     
Rubus flosculosus Focke, Hooker’s Icon. Pl., ser. 3. 10: sub t. 1952. 1891.
弓茎悬钩子 gong jing xuan gou zi Login | eFloras Home | Help
Shrubs 1.5–2.5 m tall. Branchlets arching, reddish brown, sometimes glaucous, with sparse, compressed purplish red curved prickles, pubescent when young, glabrescent. Leaves imparipinnate, 5–7-foliolate; petiole 3–5 cm, petiolule of terminal leaflet 1–2 cm, lateral leaflets nearly sessile, petiolule and rachis pubescent, with curved prickles; stipules linear, 5–6 mm, margin entire, pubescent; blade of leaflets ovate, ovate-lanceolate, or ovate-oblong, terminal leaflet sometimes rhombic-lanceolate, 3–7 × 1.5–4 cm, abaxially gray tomentose, adaxially glabrous or subglabrous, base broadly cuneate to rounded, margin coarsely doubly serrate, rarely lobed, apex acuminate. Inflorescences terminal or axillary, terminal ones narrow cymose panicles, 7–12 cm, axillary ones subracemes; rachis and pedicels pubescent; bracts linear, small, 3–5 mm. Pedicel 5–8 mm, slender. Flowers 5–8 mm in diam. Calyx abaxially gray tomentose, sometimes glabrescent; sepals erect, ovate to narrowly ovate, 4–6 × 1.5–2.5 mm, apex acute, abruptly pointed. Petals pink, suborbicular, nearly as long as or slightly longer than sepals, base shortly clawed. Stamens many; filaments filiform; anthers purple. Pistils numerous; ovary pubescent; styles glabrous. Aggregate fruit red to reddish black, globose, 5–8 mm in diam., pubescent, glabrescent; pyrenes ovoid-globose, rugose. Fl. Jun–Jul, fr. Aug–Sep.
River banks, montane valleys, forested slopes, thickets, roadsides; 900--2800 m. Fujian, Gansu, Henan, Hubei, Shaanxi, Shanxi, Sichuan, Xizang, Zhejiang.
 


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