栏目

刺毛白叶莓Rubus spinulosoides Metc.

刺毛白叶莓Rubus spinulosoides Metc.

别名:刺毛悬钩子;

科名:蔷薇科 Rosaceae

属名:悬钩子属 Rubus

《中国植物志》第37卷048页
  7.刺毛白叶莓(湖北植物志)
  Rubus spinulosoides Metc. in Lingn. Sci. Journ. 19: 32. 1940. ——R. triphyllus Thunb. β. intermentius Hance in Journ. Bot. 16: 105. 1878. ——R. innominatus S. Moore subsp. plebejus Focke in Sarg. Pl. Wils. 1: 55. 1911. ——R. triphyllus Focke in 1. c. 3: 424. 1917, in part, including Wilson No. 42 only, non Thunb. 1784.
  灌木;枝褐色,小枝具带黄色长柔毛和浅红色腺毛,疏生钩状皮刺。小叶通常3枚,卵形、椭圆形或菱状椭圆形,长4-10厘米,宽2-6厘米,顶端急尖,基部宽楔形至圆形,上面疏生平贴柔毛,下面密被灰色或黄灰色绒毛,边缘有不整齐粗钝锯齿,顶生小叶有时浅裂;叶柄长5-9厘米,顶生小叶柄长2-3.5 厘米,侧生小叶近无柄,均被长柔毛,稀疏小刺和短腺毛;托叶线形,密被长柔毛。大型圆锥花序顶生,侧生花序近总状;总花梗和花梗均被长柔毛、紫红色短腺毛和稀疏针状刺;花梗长1.5-2.5厘米;苞片线形,具柔毛。花直径约1厘米;花萼外面被长柔毛、紫红色腺毛和疏针刺;萼片披针形或卵状披针形,长1-1.5厘米,顶端尾尖,外面边缘具灰白色绒毛,在花果时直立开展;花瓣粉红色,近圆形,边缘缺刻状,基部有短爪;雄蕊多数,直立,花丝近基部宽扁;雌蕊较多,子房有柔毛。果实近球形,直径约1厘米,红色,成熟时无毛;核具明显皱纹和洼穴。
  产湖北(恩施、宜昌)、山东(崂山)。生山顶杂木林,海拔850米。
  本种和白叶莓 R. innominatus S. Moore区别在于后者顶生花序为总状花序,稀近圆锥状,仅花序和花萼具腺毛;花梗长不足1厘米;萼片卵形,顶端急尖。而本种顶生花序为大型圆锥花序,腋生者近总状;小枝,花序和花萼外面均具腺毛;花梗长1.5-2.5厘米;萼片披针形或卵状披针形,顶端尾尖。又和茅莓R. parvifolius L.区别在于后者花较少数,形成伞房花序,稀顶生花序成短总状;小枝,花序和花萼外面无腺毛或仅在花萼外面具腺毛。
形态特征:灌木;枝褐色,小枝具带黄色长柔毛和浅红色腺毛,疏生钩状皮刺。小叶通常3枚,卵形、椭圆形或菱状椭圆形,长4—10厘米;宽2-6厘米;顶端急尖;基部宽楔形至圆形;上面疏生平贴柔毛,下面密被灰色或黄灰色绒毛,边缘有不整齐粗钝锯齿,顶生小叶有时浅裂;n卜柄长5—9厘米,顶生小叶柄长2—3.5厘米,侧生小叶近无柄,均被长柔毛,稀疏小刺和短腺毛;托叶线形,密被长柔毛。大型圆锥花序顶生,侧生花序近总状;总花梗和花梗均被长柔毛、紫红色短腺毛和稀疏针状刺;花梗长1.5—2.5厘米;苞片线形,具柔毛。花直径约1厘米;花萼外面被长柔毛、紫红色腺毛和疏针刺;萼片披针形或卵状披针形,长1—1.5厘米,顶端尾尖,外面边缘具灰白色绒毛,在花果时直立开展;花瓣粉红色,近圆形,边缘缺刻状,基部有短爪;雄蕊多数,直立,花丝近基部宽扁;雌蕊较多,子房有柔毛。果实近球形,直径约l厘米,红色,成熟时无毛;核具明显皱纹和洼穴。
产地分布:产湖北(恩施、宜昌)、山东(崂山)。‘生山顶杂木林,海拔850米。
本种提示:本种和白叶莓R.Innominatus S.Moore区别在于后者顶生花序为总状花序;稀近圆锥状,仅花序’和花萼具腺毛:花梗长不足1厘米;萼片卵形;顶端急尖。,而本种顶生花序为大型圆锥花序,腋生者近总状;小枝,花序和花萼外面均其腺毛;花梗长1.5-2.5厘米;萼片披针形或卵状披针形,顶端尾尖。又和茅莓R·parvifolius L. 区别在于启者花较少数,形成伞房花序;稀顶生花序成短总状;小枝; 序和花萼外面无腺毛或仅在花萼外面具腺毛。
参考文献:Rubus splnulosoides Metc.In Lingn.Sci.Journ.19:32.1940.——R.TriphyllurThunb.B.intermentius Hance in Journ.Pot.16:105.1878. R.Innomlnatus S. Mooresubsp.Plebejus Focke in Sarg.P1.Wils.1:55. 1911.——R.Triphyllus Focke in 1.C.3:424.1917,in part,including Wilson No.42 only,non Thuub.1784
亚组概述:Subsect.Thyrsidtel(Focke) YU ET Lu,植物分类学报20(3):295.1982.--Sect,Idaeamhi Focke Set.thyrsidaei Focke,bibl.72(2):192. 1911 et 83:45.1914.P.P,本亚组有下列9种。

《Flora of China》 Vol. 9 (2003)
Rubus spinulosoides  F. P. Metcalf
刺毛白叶莓   ci mao bai ye mei
Rubus innominatus S. Moore subsp. plebejus Focke; R. teledapos Focke; R. triphyllus Thunberg var. internuntius Hance.
Shrubs. Branchlets yellow villous, with reddish glandular hairs and sparse, curved prickles. Leaves imparipinnately compound, usually 3-foliolate; petiole 5–9 cm, petiolule of terminal leaflet 2–3.5 cm, lateral leaflets subsessile, petiolule and rachis villous, with sparse, minute prickles, with short glandular hairs; stipules linear, densely villous; blade of leaflets ovate, elliptic, or rhombic-elliptic, 4–10 × 2–6 cm, abaxially densely gray- or yellowish gray tomentose, adaxially sparsely appressed pubescent, base broadly cuneate to rounded, margin irregularly obtusely dentate, sometimes lobed on terminal leaflet, apex acute. Inflorescences terminal or axillary, terminal ones large cymose panicles, lateral ones usually subracemes; rachis, pedicels, and abaxial surface of calyx villous, with short purple glandular hairs and sparse, needle-like prickles; bracts linear, villous. Pedicel 1.5–2.5 cm. Flowers ca. 1 cm in diam. Sepals erect, lanceolate or ovate-lanceolate, 1–1.5 cm, margin gray tomentose, apex caudate. Petals pink, suborbicular, base shortly clawed, margin incised. Stamens many, erect; filaments broad and compressed basally. Pistils numerous; ovary soft hairy. Aggregate fruit red, subglobose, ca. 1 cm in diam., glabrous at maturity; pyrenes prominently rugose.
Mixed forested slopes; 800--1000 m. Hubei, Shandong.

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