栏目

全针蔷薇Rosa persetosa Rolfe

全针蔷薇Rosa persetosa Rolfe

别名:金针蔷薇;单叶蔷薇;

科名:蔷薇科 Rosaceae

属名:蔷薇属 Rosa

《中国植物志》第37卷411页
  43.全针蔷薇 图版61: 6
  Rosa persetosa Rolfe in Kew Bull. 1913: 263. 1913. ——R. elegantula Rolfe in Kew Bull. 1916: 188. 1916: Bean, Trees Shrubs Brit. Isl. 3: 439. 1933: Bouleng. in Bull. Jard. Bot. Bruxell 14: 120. 1936.
  灌木,高约1.5米;多分枝,小枝外被腊粉,密被针刺,或有极少的皮刺。小叶7-9,稀11,连叶柄长5-10厘米;小叶片椭圆形或卵状椭圆形,长1.2-3厘米,宽6-17毫米,先端圆钝或急尖,基部近圆形或宽楔形,边缘有单锯齿或不明显重锯齿,两面无毛或下面有稀疏柔毛,中脉和侧脉明显突起;小叶柄和叶轴散生短柔毛,腺毛和小皮刺;托叶大部贴生于叶柄,离生部分狭长圆形,先端圆钝,全缘。花数朵成伞房状排列,稀单生,有苞片3-5,片,卵形,先端尾尖,全缘或有带腺锯齿,花直径2.5-3厘米;花梗长1.2-2厘米,无毛;萼筒长卵形,光滑,萼片卵状披针形,先端延伸成尾状,全缘,外面近无毛,有腺或无腺,内面密被短柔毛;花红色,花瓣宽倒卵形,基部宽楔形,比萼片短约1/3;花柱离生,被短柔毛,比雄蕊短。果卵球形,长1-1.5厘米,壳红色,萼片宿存。花期5-6月,果期7-10-月。
  产四川。生灌木丛中,海拔1300-2800米。模式标本来自栽培植物,种子号码E. H.Wilson 711. 1165. 1280. 4416.
  本种极似钝叶蔷薇R. sertata Rolfe,惟本种小枝密被针刺,花数朵常成花序,稀单生,小叶片先端圆钝,稀急尖,而后者小枝仅具皮刺而无针刺,花常单生,稀2-3朵集生;小叶先端急尖或圆钝,是其异点。
形态特征:灌木,高约1.5米;多分枝,小枝外被腊粉,密被针刺,或有极少的皮刺。小叶7--9,稀 11,连叶柄长5—10厘米;小叶片椭圆形或卵状椭圆形,长1.2—3厘米,宽6—1,毫米,先 端圆钝或急尖,基部近圆形或宽楔形,边缘有单锯齿或不明显重锯齿,两面无毛或下面有稀 疏柔毛,中脉和侧脉明显突起;小叶柄和叶轴散生短柔毛,腺毛和小皮刺;托叶大部贴生于 叶柄,离生部分狭长圆形,先端圆钝,全缘。花数朵成伞房状排列,稀单生,有苞片3—5 片,卵形,先端尾尖,全缘或有带腺锯齿,花直径2.5—3厘米;花梗长1.2—2厘米,无毛;萼 筒长卵形,光滑,萼片卵状披针形,先端延伸成尾状,全缘,外面近无毛,有腺或无腺,内面. 密被短柔毛;花红色,花瓣宽倒卵形,基部宽楔形,比萼片短约1/3;花柱离生,被短柔毛, 比雄蕊短。果卵球形,长1--1.5厘米,壳红色,萼片宿存。花期5--6月,果期7--10 日。
产地分布:产四川。生灌木丛中,海拔1300--2800米。模式标本来自栽培植物,种子号码E.H.
本种提示:Wilson 711.1165.1280 4416. 本种极似钝叶蔷薇R.Sertata Rolfe,惟本种小枝密被针刺;花数朵常成花序,稀单生, 小叶片先端圆钝,稀急尖,而后者小枝仅具皮刺而无针刺,花常单生I稀2—3朵集生;小叶 先端急尖或.圆钝,是其异点。
参考文献:Rosa persetosa Rolfe in Kew Bull.1913:263.1913.—R.Elegantula Rolfe in Kew Bull.1916:188.1916;Bean,Trees Shrubs Brit.Isl:3:439.1933;Bouleng in Bull.Jard. Bot.Bruxell 14:120.1936.

《Flora of China》 Vol. 9 (2003)
Rosa persetosa  Rolfe
全针蔷薇   quan zhen qiang wei
Rosa elegantula Rolfe.
Shrubs ca. 1.5 m tall. Branches numerous; branchlets waxy farinose; prickles sparse, straight or slightly curved, flat, densely bristly, densely bristly, or sparsely prickly; prickles straight or slightly curved, flat, sometimes turgid at base. Leaves including petiole 5–10 cm; stipules mostly adnate to petiole, free parts narrowly oblong, margin entire, apex rounded-obtuse; rachis and petiole sparsely puberulous, glandular-pubescent, shortly prickly; leaflets 7–9, rarely 11, elliptic or ovate-elliptic, 1.2–3 × 0.6–1.7 cm, glabrous or abaxially sparsely pubescent, with prominent midvein and lateral veins, base subrounded or broadly cuneate, margin simply serrate or inconspicuously doubly serrate, apex rounded-obtuse or acute. Flowers several in corymb, rarely solitary, 2.5–3 cm in diam.; pedicel 1.2–3 cm, glabrous; bracts 3–5, ovate, margin entire or glandular serrate, apex caudate. Hypanthium ovoid, glabrous. Sepals 5, ovate-lanceolate, abaxially subglabrous, glandular or not, adaxially densely puberulous, margin entire, apex caudate. Petals 5, red, broadly obovate, base broadly cuneate, apex rounded-obtuse. Styles free, shorter than stamens, puberulous. Hip bright-red, ovoid, 1–1.5 cm, glabrous, with persistent sepals. Fl. May–Jun, fr. Jul–Oct.
Scrub; 1300--2800 m. Sichuan.
One of us (Robertson) has seen no specimens of this species.

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