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川莓Rubus setchuenensis

时间:2013-11-07 12:45来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ): 川莓 学名( Scientific Name ): Rubus setchuenensis Bureau et Franch. 英文名( English Common Name ): 别名( Chinese Common Name ): 糖泡刺、黄水泡、无刺乌泡、马莓叶、倒生根 异名( Synonym ): Rubus lyi H. L
中文名(Chinese Name):川莓
学名(Scientific Name):Rubus setchuenensis Bureau et Franch.
英文名(English Common Name):
别名(Chinese Common Name):糖泡刺、黄水泡、无刺乌泡、马莓叶、倒生根
异名(Synonym):Rubus lyi H. Lév.  Rubus clemens Focke  Rubus setchuenensis var. omeiensis (Rolfe) Hand.-Mazz.  Rubus omeiensis Rolfe  Rubus pacatus var. alypus Focke  Rubus pacatus Focke  Rubus singulifolius Focke  Rubus cavaleriei H. Lév. et Vaniot 
科属(Family & Genus):蔷薇科(Rosaceae)悬钩子属
形态特征(Description):落叶灌木,高2-3米;小枝圆柱形,密被淡黄色绒毛状柔毛,老时脱落,无刺。单叶, 近圆形或宽卵形,直径7-15厘米,顶端圆钝或近截形,基部心形,上面粗糙,无毛或仅沿 叶脉稍具柔毛,下面密被灰白色绒毛,有时绒毛逐渐脱落,叶脉突起,基部具掌状5出脉,侧脉2-3对,边缘5-7浅裂,裂片圆钝或急尖并再浅裂,有不整齐浅钝锯齿;叶柄长5-7 厘米,具浅黄色绒毛状柔毛,常无刺;托叶离生,卵状披针形,顶端条裂,早落。花成狭圆 锥花序,顶生或腋生或花少数簇生于叶腋;总花梗和花梗均密被浅黄色绒毛状柔毛;花梗 长约1厘米;苞片与托叶相似;花直径1-1.5厘米;花萼外密被浅黄色绒毛和柔毛;萼片 卵状披针形,顶端尾尖,全缘或外萼片顶端浅条裂,在果期直立,稀反折;花瓣倒卵形或近 圆形,紫红色,基部具爪,比萼片短很多;雄蕊较短,花丝线形;雌蕊无毛,花柱比雄蕊长。 果实半球形,直径约1厘米,黑色,无毛,常包藏在宿萼内;核较光滑。花期7-8月,果 期9-10月。
分布Distribution):产湖北、湖南、广西、四川、云南、贵州。生山坡、路旁、林缘或灌丛中,海拔500-3000米。
用途Use):果可生食;根供药用,有祛风、除湿、止呕、活血之效,又可提制栲胶;茎皮作造纸原料;种子可榨油。
引自中国植物志英文版:FOC Vol. 9 Page 256
Rubus setchuenensis Bureau & Franchet, J. Bot. (Morot). 5: 46. 1891.
川莓 chuan mei | Rosaceae  | Rubus
Rubus cavaleriei H. Léveillé & Vaniot; R. clemens Focke; R. lyi H. Léveillé; R. omeiensis Rolfe; R. pacatus Focke; R. pacatus var. alypus Focke; R. setchuenensis var. omeiensis (Rolfe) Handel-Mazzetti; R. singulifolius Focke.
Shrubs 2–5 m tall. Branchlets yellowish brown when young, brown or reddish brown in age, terete, densely yellowish tomentose-villous, gradually glabrescent, unarmed. Leaves simple; petiole 5–7 cm, yellowish tomentose-villous, often unarmed; stipules caducous, free, ovate or ovate-lanceolate, rarely narrowly ovate, 7–11 mm and nearly as broad, tomentose-villous, apex palmately laciniate; blade suborbicular or broadly ovate, 7–15 cm in diam., palmately 5-veined, lateral veins 2 or 3 pairs, raised abaxially, abaxially densely gray tomentose, sometimes hairs gradually deciduous, adaxially scabrous, glabrous or soft hairy along veins, base cordate, margin 5–7-lobed; lobes shallowly divided again, apex obtuse, rarely acute, unevenly shallowly obtusely dentate. Inflorescences terminal or axillary, narrow cymose panicles, 8–14 cm, to 20 cm in fruit, axillary inflorescences smaller, sometimes flowers few in clusters in leaf axils; rachis and pedicels densely yellowish tomentose-villous; bracts similar to stipules in shape, 5–9 × 3–5 mm, tomentose-villous, apex palmate-laciniate. Pedicel ca. 1 cm. Flowers 1–1.5 cm in diam. Calyx abaxially yellowish tomentose, intermixed soft hairy; sepals erect in fruit, rarely reflexed, ovate-lanceolate, margin entire or outer sepals shallowly laciniate apically, apex caudate. Petals purplish red, obovate or suborbicular, 4–6 mm in diam., much shorter than sepals, glabrous, base clawed. Stamens many, shorter than petals; filaments linear, glabrous. Pistils longer than stamens; style and ovary glabrous. Aggregate fruit black, semiglobose, ca. 1 cm in diam., glabrous, often enclosed in persistent calyx; pyrenes small, smooth. Fl. Jul–Aug, fr. Sep–Oct. 2n = 28*.
Slopes, roadsides, forest margins, thickets; 500--3000 m. Guangxi, Guizhou, Hubei, Hunan, Sichuan, Yunnan.
This species often forms dense, impenetrable thickets on deforested slopes.
 
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