绵毛马兜铃Aristolochia mollissima

绵毛马兜铃Aristolochia mollissima

绵毛马兜铃Aristolochia mollissima

中文名(Chinese Name):绵毛马兜铃
学名(Scientific Name):Aristolochia mollissima Hance
英文名(English Common Name):
别名(Chinese Common Name):寻骨风、白毛藤
异名(Synonym):
科属(Family & Genus):马兜铃科(Aristolochiaceae)马兜铃属
形态特征(Description):木质藤本;根细长,圆柱形;嫩枝密被灰白色长绵毛,老枝无毛,干后常有纵槽纹,暗褐色。叶纸质,卵形、卵状心形,长3.5-10厘米,宽2.5-8厘米,顶端钝圆至短尖,基部心形,基部两侧裂片广展,湾缺深1-2厘米,边全缘,上面被糙伏毛,下面密被灰色或白色长绵毛,基出脉5-7条,侧脉每边3-4条;叶柄长2-5厘米,密被白色长绵毛。花单生于叶腋,花梗长1.5-3厘米,直立或近顶端向下弯,中部或中部以下有小苞片;小苞片卵形或长卵形,长5-15毫米,宽3-10毫米,无柄,顶端短尖,两面被毛与叶相同;花被管中部急遽弯曲,下部长1-1.5厘米,直径3-6毫米,弯曲处至檐部较下部短而狭,外面密生白色长绵毛,内面无毛;檐部盘状,圆形,直径2-2.5厘米,内面无毛或稍被微柔毛,浅黄色,并有紫色网纹,外面密生白色长绵毛,边缘浅3裂,裂片平展,阔三角形,近等大,顶端短尖或钝;喉部近圆形,直径2-3毫米,稍呈领状突起,紫色;花药长圆形,成对贴生于合蕊柱近基部,并与其裂片对生;子房圆柱形,长约8毫米,密被白色长绵毛;合蕊柱顶端3裂;裂 片顶端钝圆,边缘向下延伸,并具乳实状突起。蒴果长圆状或椭圆状倒卵形,长3-5米,直径1.5-2厘米,具6条呈波状或扭曲的稜或翅,暗褐色,密被细绵毛或毛常脱落而变无毛,成熟时自顶端向下6瓣开裂;种子卵状三角形,长约4毫米,宽约3毫米,背面平凸状,具皱纹和隆起的边缘,腹面凹入,中间具膜质种脊。花期4-6月,果期8-10月。
分布(Distribution):产陕西、山西、山东、河南、湖北、贵州、江西、湖南及华东一带,生于海拔100-850米的山坡、草丛、沟边或路旁。
用途(Use):全株药用,性平、味苦,有祛风湿,通经络和止痛的功能,治疗胃痛、筋骨痛等。
引自中国植物志英文版FOC Vol. 5 Page 262
Aristolochia mollissima Hance, J. Bot. 17: 300. 1879.
寻骨风 xun gu feng| Aristolochiaceae  | Aristolochia
Shrubs climbing. Stems terete, densely gray to white tomentose. Petiole 2-5 cm, densely tomentose; leaf blade cordate to ovate-cordate, 3.5-10 × 2.5-8 cm, papery, abaxially densely gray to white tomentose, adaxially densely strigose, veins palmate, 2-3 pairs from base, base cordate or auriculate, sinus 1-2 cm deep, apex obtuse or acute. Flowers solitary. Peduncle pendulous, 1.5-3 cm, densely tomentose; bractlets ovate to oblong, 5-15 × 3-10 mm, inserted on basal 1/3 of peduncle. Calyx yellowish with purple veins, throat purple, 4-5 cm; tube geniculately curved, abaxially densely white tomentose on tube; basal portion of tube 5-15 × 3-6 mm; limb discoid-rounded, 2-2.5 cm in diam., shallowly 3-lobed; lobes broadly ovate. Anthers oblong, ca. 1 mm. Gynostemium 3-lobed. Capsule cylindric to ovoid-cylindric with ribs undulate, ca. 3.5 × 1.5-2 cm, dehiscing basipetally. Seeds ovoid-deltoid, ca. 4 × 3 mm. Fl. Mar-Jun, fr. Aug-Oct.
* Thickets, grasslands, on mountain slopes; 100-900 m. S Anhui, Guizhou, Henan, Hubei, Hunan, Jiangsu, Jiangxi, Shaanxi, Shandong, Shanxi, Zhejiang.
(责任编辑:duckuly)

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