变叶葡萄Vitis piasezkii
中文名（Chinese Name）：变叶葡萄
学名（Scientific Name）：Vitis piasezkii Maxim.
英文名（English Common Name）：
别名（Chinese Common Name）：复叶葡萄
异名（Synonym）：Vitis piasezkii var. pagnucii (Planch.) Rehd. Parthenocissus sinensis Diels et Gilg Vitis tiubaensis L. X. Niu Vitis pagnucii Rom. Caill. Vitis baihensis P. C. He Vitis piasezkii var. baroniana Diels et Gilg Vitis pagnuccii Rom. Caill. Vitis piasezkii var. pagnuccii (Rom. Caill.) Rehder
科属（Family & Genus）：葡萄科（Vitaceae）葡萄属
形态特征（Description）：木质藤本。小枝圆柱形，有纵棱纹，嫩枝被褐色柔毛。卷须2叉分枝，每隔2节间断与叶对生。叶3-5小叶或混生有单叶者，复叶者中央小叶菱状椭圆形或披针形，长5-12厘米，宽2.5-5厘米，顶端急尖或渐尖，基部楔形，外侧小叶卵椭圆形或卵披针形，长3.5-9厘米，宽3-5厘米，顶端急尖或渐尖，基部不对称，近圆形或阔楔形，每侧边缘有5-20个尖锯齿，单叶者叶片卵圆形或卵椭圆形，长5-12厘米，宽4-8厘米，顶端急尖，基部心形，基缺张开成钝角，每侧边缘有21-31个微不整齐锯齿，上面绿色，几无毛，下面被疏柔毛和蛛丝状绒毛，网脉上面不明显，下面微突出；基出脉5，中脉有侧脉4-6对；叶柄长2.5-6厘米，被褐色短柔毛；托叶早落。圆锥花序疏散，与叶对生，基部分枝发达，长5-12厘米，花序梗长1-2.5厘米，被稀疏柔毛；花梗长1.5-2.5毫米，无毛；花蕾倒卵椭圆形，高1-2.5毫米，顶端圆形，萼浅碟形，边缘呈波状，外面无毛；花瓣5，呈帽状粘合脱落；雄蕊5，花丝丝状，长0.7-1毫米，在雌花内完全退化；花盘发达，5裂；雌蕊1，在雄花中完全退化，子房卵圆形，花柱短，柱头扩大。果实球形，直径0.8-1.3厘米；种子倒卵圆形，顶端微凹，基部有短喙，种脐在种子背面中部呈卵圆形，种脊微突出，表面光滑，腹面中棱脊突起，两侧洼穴呈宽沟形，向上达种子上部1/4处。花期6月，果期7-9月。
分布（Distribution）：产山西、陕酉、甘肃、河南、浙江、四川，生海拔1000-2000米山坡、河边灌丛或林中。
引自中国植物志英文版：FOC Vol. 12 Page 210, 215
Vitis piasezkii Maximowicz, Bull. Acad. Imp. Sci. Saint-Pétersbourg. 27: 461. 1881.
变叶葡萄 bian ye pu tao| Vitaceae | Vitis
Parthenocissus sinensis Diels & Gilg; Vitis baihensis P. C. He; V. pagnuccii Romanet du Caillaud; V. piasezkii var. baroniana Diels & Gilg; V. piasezkii var. pagnuccii (Romanet du Caillaud) Rehder; V. tiubaensis X. L. Niu.
Branchlets terete, with longitudinal ridges; tendrils bifurcate, leaf-opposed. Leaves highly variable in shape, 3-5-foliolate, or mixed with simple and unlobed, or simple and variously lobed leaves; stipules caducous; petiole 2.5-6 cm; leaf and leaflet blades adaxially nearly glabrous, or pilose and lanate, basal veins 5, lateral veins 4-6 pairs, pubescent to sometimes slightly so or nearly glabrescent, veinlets slightly raised abaxially, inconspicuous adaxially; central leaflet rhombic-elliptic or lanceolate, 5-12 × 2.5-5 cm, base cuneate, apex acute or mucronulate; lateral leaflets ovate-elliptic or ovate-lanceolate, 3.5-9 × 3-5 cm, base asymmetric, subrounded or broadly truncate, margin with 5-20 sharp teeth on each side, apex acute or acuminate; simple leaves oval or ovate-elliptic, 5-12 × 4-8 cm, base cordate, notch obtuse, margin serrate with 21-31 teeth, apex acute. Panicle leaf-opposed, loose, 5-12 cm, basal branches well developed; peduncle 1-2.5 cm. Pedicel 1.5-2.5 mm, glabrous. Buds obovoid, 1-2.5 mm, apex rounded. Calyx glabrous, margin undulate. Filaments filiform, 0.7-1 mm. Ovary oval; style short; stigma expanded. Berry black-purple, globose, 0.8-1.3 cm in diam., glaucous. Seeds obovoid, apex retuse, chalazal knot oval, ventral holes furrowed upward 1/4 from base. Fl. Jun, fr. Jul-Sep.
● Forests, forest margins, shrublands, hillsides, riversides, usually in sunny and disturbed areas; 900-2100 m. Chongqing, Gansu, Hebei, Henan, Shaanxi, Shanxi, Sichuan, Zhejiang.
（责任编辑：徐晔春）
学名（Scientific Name）：Vitis piasezkii Maxim.
英文名（English Common Name）：
别名（Chinese Common Name）：复叶葡萄
异名（Synonym）：Vitis piasezkii var. pagnucii (Planch.) Rehd. Parthenocissus sinensis Diels et Gilg Vitis tiubaensis L. X. Niu Vitis pagnucii Rom. Caill. Vitis baihensis P. C. He Vitis piasezkii var. baroniana Diels et Gilg Vitis pagnuccii Rom. Caill. Vitis piasezkii var. pagnuccii (Rom. Caill.) Rehder
科属（Family & Genus）：葡萄科（Vitaceae）葡萄属
形态特征（Description）：木质藤本。小枝圆柱形，有纵棱纹，嫩枝被褐色柔毛。卷须2叉分枝，每隔2节间断与叶对生。叶3-5小叶或混生有单叶者，复叶者中央小叶菱状椭圆形或披针形，长5-12厘米，宽2.5-5厘米，顶端急尖或渐尖，基部楔形，外侧小叶卵椭圆形或卵披针形，长3.5-9厘米，宽3-5厘米，顶端急尖或渐尖，基部不对称，近圆形或阔楔形，每侧边缘有5-20个尖锯齿，单叶者叶片卵圆形或卵椭圆形，长5-12厘米，宽4-8厘米，顶端急尖，基部心形，基缺张开成钝角，每侧边缘有21-31个微不整齐锯齿，上面绿色，几无毛，下面被疏柔毛和蛛丝状绒毛，网脉上面不明显，下面微突出；基出脉5，中脉有侧脉4-6对；叶柄长2.5-6厘米，被褐色短柔毛；托叶早落。圆锥花序疏散，与叶对生，基部分枝发达，长5-12厘米，花序梗长1-2.5厘米，被稀疏柔毛；花梗长1.5-2.5毫米，无毛；花蕾倒卵椭圆形，高1-2.5毫米，顶端圆形，萼浅碟形，边缘呈波状，外面无毛；花瓣5，呈帽状粘合脱落；雄蕊5，花丝丝状，长0.7-1毫米，在雌花内完全退化；花盘发达，5裂；雌蕊1，在雄花中完全退化，子房卵圆形，花柱短，柱头扩大。果实球形，直径0.8-1.3厘米；种子倒卵圆形，顶端微凹，基部有短喙，种脐在种子背面中部呈卵圆形，种脊微突出，表面光滑，腹面中棱脊突起，两侧洼穴呈宽沟形，向上达种子上部1/4处。花期6月，果期7-9月。
分布（Distribution）：产山西、陕酉、甘肃、河南、浙江、四川，生海拔1000-2000米山坡、河边灌丛或林中。
引自中国植物志英文版：FOC Vol. 12 Page 210, 215
Vitis piasezkii Maximowicz, Bull. Acad. Imp. Sci. Saint-Pétersbourg. 27: 461. 1881.
变叶葡萄 bian ye pu tao| Vitaceae | Vitis
Parthenocissus sinensis Diels & Gilg; Vitis baihensis P. C. He; V. pagnuccii Romanet du Caillaud; V. piasezkii var. baroniana Diels & Gilg; V. piasezkii var. pagnuccii (Romanet du Caillaud) Rehder; V. tiubaensis X. L. Niu.
Branchlets terete, with longitudinal ridges; tendrils bifurcate, leaf-opposed. Leaves highly variable in shape, 3-5-foliolate, or mixed with simple and unlobed, or simple and variously lobed leaves; stipules caducous; petiole 2.5-6 cm; leaf and leaflet blades adaxially nearly glabrous, or pilose and lanate, basal veins 5, lateral veins 4-6 pairs, pubescent to sometimes slightly so or nearly glabrescent, veinlets slightly raised abaxially, inconspicuous adaxially; central leaflet rhombic-elliptic or lanceolate, 5-12 × 2.5-5 cm, base cuneate, apex acute or mucronulate; lateral leaflets ovate-elliptic or ovate-lanceolate, 3.5-9 × 3-5 cm, base asymmetric, subrounded or broadly truncate, margin with 5-20 sharp teeth on each side, apex acute or acuminate; simple leaves oval or ovate-elliptic, 5-12 × 4-8 cm, base cordate, notch obtuse, margin serrate with 21-31 teeth, apex acute. Panicle leaf-opposed, loose, 5-12 cm, basal branches well developed; peduncle 1-2.5 cm. Pedicel 1.5-2.5 mm, glabrous. Buds obovoid, 1-2.5 mm, apex rounded. Calyx glabrous, margin undulate. Filaments filiform, 0.7-1 mm. Ovary oval; style short; stigma expanded. Berry black-purple, globose, 0.8-1.3 cm in diam., glaucous. Seeds obovoid, apex retuse, chalazal knot oval, ventral holes furrowed upward 1/4 from base. Fl. Jun, fr. Jul-Sep.
● Forests, forest margins, shrublands, hillsides, riversides, usually in sunny and disturbed areas; 900-2100 m. Chongqing, Gansu, Hebei, Henan, Shaanxi, Shanxi, Sichuan, Zhejiang.
（责任编辑：徐晔春）
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