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宽叶蔓乌头Aconitum sczukinii Turcz.

宽叶蔓乌头Aconitum sczukinii Turcz.

别名:宽叶乌头;宽裂乌头;藤乌头;

科名:毛茛科 Ranunculaceae

属名:乌头属 Aconitum

《中国植物志》第27卷256页
  100.宽叶蔓乌头(东北草本植物志)图版51:11;图版55:1-2
  Aconitum sczukinii Turcz. in Bull. Soc. Nat. Mosc. 13: 61. 1840;东北草本植物志3: 129, 图版51, 图1-2. 1975. ——A. volubile var. latisectum Regel in Ind. Sem. Hort. Petrop. 43. 1861; Kom. in Acta Hort. Petrop. 22: 253. 1903.
  块根倒圆锥形,长达3.5厘米,粗达1.2厘米。茎缠绕,偶而下部近直立,疏被反 曲的短柔毛,分枝。茎中部叶有短柄;叶片形状与川鄂乌头相似,长7-10厘米,宽8-11厘米,基部心形,三全裂,全裂片具短柄或长柄,中央全裂片菱形或菱状卵形,渐尖,在中部之下三裂,边缘疏生卵形或三角状卵形粗牙齿,表面疏被紧贴的短柔毛,背面无毛;叶柄长约为叶片长度之半,疏被短柔毛,无鞘。花序顶生或腋生,有少数花;轴和花梗均密被伸展的柔毛;苞片小,线形;花梗长1.5-2.5厘米,通常在花序的一侧,向下弯曲;小苞片生花梗中部附近,钻形,长1.5-2毫米;萼片蓝色,外面被稍密的短柔毛,上萼片高盔形,高1.6-1.9厘米,下缘长1.4-1.6厘米,稍凹,稍向上斜展,外缘近垂直,侧萼片长1.2-1.4厘米;花瓣无毛,瓣片长约9毫米,唇长约5毫米,距长约2毫米,向后弯曲或近拳卷;花丝全缘,无毛或疏生短毛;心皮5或3,子房疏生短柔毛。蓇葖直,长约2厘米;种子三棱形,长约3毫米,沿棱生狭翅,在两面密生横膜翅。8-9月开花。
  在我国分布于辽宁、吉林及黑龙江。生海拔350-1900米间山地草坡或林中。在朝鲜,苏联远东地区也有分布。
  本种与川鄂乌头A. henryi接近,但叶的中全裂片通常较宽,菱形,在中部三裂,可以区别。本种也近蔓乌头A. volubile,但叶的裂片分裂程度较小,小裂片卵形或三角形,可以区别。

《Flora of China》 Vol. 6 (2001)
Aconitum sczukinii  Turczaninow
宽叶蔓乌头   kuan ye wan wu tou
Aconitum volubile Pallas ex Koelle var. latisectum Regel.
Caudex obconical, to 3.5 cm, to 1.2 cm in diam. Stem twining, rarely proximally suberect, branched, sparsely retrorse pubescent. Middle cauline leaves long petiolate; petiole 3.5--5.5 cm, sparsely pubescent; leaf blade ovate-pentagonal, 7--10 × 8--11 cm, abaxially glabrous, adaxially sparsely appressed pubescent, base cordate, 3-sect; segments shortly or long stipitate; central segment rhombic or rhombic-ovate, apex acuminate, below middle 3-fid; lateral segments obliquely flabellate, unequally 2-parted. Inflorescence terminal or axillary, several flowered; rachis and pedicels densely spreading pubescent; bracts linear, small. Pedicels decurved, 1.5--2.5 cm, with 2 bracteoles near middle; bracteoles subulate, 1.5--2 mm. Sepals blue, abaxially densely pubescent; lower sepals 0.7--1 cm; lateral sepals 1.2--1.4 cm; upper sepal high galeate, 1.6--1.9 cm high, lower margin 1.4--1.6 cm, slightly concave. Petals glabrous; limb ca. 9 mm; lip ca. 5 mm; spur incurved or subcircinate, ca. 2 mm. Stamens glabrous or sparsely pubescent. Follicles erect, ca. 2 cm. Seeds ca. 3 mm. Fl. Aug--Sep.
Grassy slopes, forests; 300--1900 m. Heilongjiang, Jilin, Liaoning [Russia (Far East)].

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