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硕苞蔷薇Rosa bracteata

时间:2013-11-07 12:31来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ): 硕苞蔷薇 学名( Scientific Name ): Rosa bracteata J.C. Wendl. 英文名( English Common Name ): Macartney rose 别名( Chinese Common Name ): 野毛栗、糖钵 异名( Synonym ): Rosa macartnea Dum. Cours. Rosa si
中文名(Chinese Name):硕苞蔷薇
学名(Scientific Name):Rosa bracteata J.C. Wendl.
英文名(English Common Name):Macartney rose
别名(Chinese Common Name):野毛栗、糖钵
异名(Synonym):Rosa macartnea Dum. Cours.  Rosa sinica var. braamiana Regel  Ernestella bracteata (H.L.Wendl.) Germ.  Rosa bracteata var. scabricaulis Lindl. 
科属(Family & Genus):蔷薇科(Rosaceae)蔷薇属
形态特征(Description):铺散常绿灌木,高2-5米,有长匍枝;小枝粗壮,密被黄褐色柔毛,混生针刺和腺毛;皮刺扁弯常成对着生在托叶下方。小叶5-9,连叶柄长4-9厘米;小叶片革质,椭圆形、倒卵形,长1-2.5厘米,宽8-15毫米,先端截形、圆钝或稍急尖,基部宽楔形或近圆形,边缘有紧贴圆钝锯齿,上面无毛,深绿色,有光泽,下面颜色较淡,沿脉有柔毛或无毛;小叶柄和叶轴有稀疏柔毛、腺毛和小皮刺;托叶大部分离生,呈篦齿状深裂,密被柔毛,边缘有腺毛。花单生或2-3朵集生;直径4.5-7厘米;花梗长不到1厘米,密生长柔毛和稀疏腺毛;有数枚大型宽卵形苞片,边缘有不规则缺刻状锯齿,外面密被柔毛,内面近无毛;萼片宽卵形,先端尾状渐尖,和萼筒外面均密被黄褐色柔毛和腺毛,内面有稀疏柔毛,花后反折;花瓣白色,倒卵形,先端微凹,心皮多数;花柱密被柔毛,比雄蕊稍短。果球形,密被黄褐色柔毛,果梗短,密被柔毛。花期5-7月,果期8-11月。
分布(Distribution):产江苏、浙江、台湾、福建、江西、湖南、贵州、云南,多生于海拔100-300米溪边、路旁和灌丛中。日本琉球有分布。
用途(Use):果实和根可入药。有收敛、补脾、益肾之效。花可止咳;叶外敷治疗毒。
引自中国植物志英文版:FOC Vol. 9 Page 380     
Rosa bracteata J. C. Wendland, Bot. Beob. 50. 1798.
硕苞蔷薇 shuo bao qiang wei| Rosaceae  | Rosa
Rosa macartnea Dumont de Courset; R. sinica Linnaeus var. braamiana Regel.
Shrubs evergreen, diffuse, 0.5–3 m tall, with long repent branches. Branchlets purple-brown, terete, robust, tomentose; prickles often in pairs below stipules, straight to slightly curved, to 9 mm, flat, smaller prickles and glandular bristles often present and dense to scattered. Leaves including petiole 4–9 cm; stipules mostly free, or with base adnate to petiole, densely pubescent, margin pectinate, densely glandular-pubescent; rachis and petiole sparsely pubescent, glandular-pubescent and shortly prickly; leaflets 5–9, elliptic or obovate, 1–2.5 × 0.5–1.5 cm, leathery, abaxially glabrous or pubescent along veins, adaxially glabrous, shiny, base broadly cuneate or subrounded, margin crenate, apex truncate, rounded-obtuse, or slightly acute. Flowers solitary or 2 or 3 and fasciculate, 4.5–9 cm in diam.; pedicel less than 1 cm, densely villous, sparsely glandular-pubescent; bracts several, large, broadly ovate, abaxially densely tomentose, adaxially subglabrous, margin irregularly incised serrate, laciniate, or pectinate. Hypanthium depressed-globose, abaxially densely tawny pubescent and glandular-pubescent. Sepals 5, broadly ovate, abaxially densely tawny pubescent, adaxially sparsely pubescent, apex caudate-acuminate. Petals 5, white or yellowish white, obovate, base broadly cuneate, apex emarginate. Styles free, slightly exserted, slightly shorter than stamens, densely pubescent. Hip globose, 1.3–2.7 cm in diam., densely tawny pubescent, with persistent, reflexed sepals. Fl. May–Jul, fr. Aug–Nov.
Mixed forests, scrub, sandy hills, stream sides, seashores, roadsides; sea level to 300 m. Fujian, Guizhou, Hunan, Jiangsu, Jiangxi, Taiwan, Yunnan, Zhejiang [S Japan].
 




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