白花藤萝Wisteria venusta
中文名(Chinese Name):白花藤萝
学名(Scientific Name):Wisteria venusta Rehd. et Wils.
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):
科属(Family & Genus):蝶形花科紫藤属
形态特征(Description):落叶藤本,长2-10米。嫩枝密被黄色平伏柔毛,后渐秃净;冬芽球形,长约1厘米,密被黄色绢毛。羽状复叶长18-35厘米;托叶早落;小叶4-5对,卵状长圆形至长圆状披针形,中部1对较大,长6-10厘米,宽2.5-5厘米,先端短渐尖,基部截形至歪斜或近心形,上面被平伏柔毛,下面较密,尤以中脉及边缘更显著;小叶柄长2-3毫米;小托叶刺毛状,长约2毫米,易脱落,与小叶柄被黄色绢毛。总状花序生于枝端,下垂,与叶片同时开展,花序长约15厘米,径约10厘米,上下几同时开放,密被黄色绒毛;苞片卵形,早落;花长约2厘米;花梗直,与花序轴几成直角,长2.5-3(-3.5)厘米,被黄色绒毛;花萼浅杯状,长约7毫米,宽约8毫米,内外被绒毛,上方2萼齿全部连合成阔卵形,下方3齿三角形,近等长;花冠白色,旗瓣近圆形,先端截平,具小凸尖,基部耳菜,具瓣柄,翼瓣与龙骨瓣长圆状阔镰形,龙骨瓣略短,钝头;子房密被绒毛,线形,花柱短,上弯,胚珠12粒。荚果倒披针形,扁平,密被黄色绒毛。花期4月下旬。
分布(Distribution):产华北。
用途(Use):
引自植物志英文版: FOC Vol. 10 Page 188, 189
Wisteria venusta Rehder & E. H. Wilson in Sargent, Pl. Wilson. 2: 514. 1916.
白花藤箩 bai hua teng luo| Fabaceae | Wisteria
Wisteria brachybotrys Siebold & Zuccarini var. alba W. Miller.
Lianas, 2-10 m. Stems densely appressed yellow pubescent when young, glabrescent. Leaves 9- or 11-foliolate; rachis 18-35 cm, including petiole 3-5 cm; leaflet blades ovate-oblong to lanceolate-oblong, 6-10 × 2.5-5 cm with pair at middle of rachis somewhat larger than others, both surfaces appressed pubescent but abaxially more densely so especially on midvein and margin, base truncate to subcordate and asymmetric, apex acute. Racemes terminal, emerged at same time as leaves, ca. 15 × 10 cm, yellow tomentose. Pedicel 2.5-3(-3.5) cm, straight. Flowers ca. 2 cm. Corolla white; standard suborbicular, apex truncate and cuspidate. Ovary with trichomes, with 12 ovules. Legume oblanceolate, flat, yellow tomentose. Seeds brown, round, ca. 1.2 cm in diam. Fl. Apr-Jun, fr. Aug-Sep.
● Mountain valleys. Hebei, Henan, Shandong, Shanxi.
This species usually is cultivated as an ornamental in shade.
(责任编辑:徐晔春)
学名(Scientific Name):Wisteria venusta Rehd. et Wils.
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):
科属(Family & Genus):蝶形花科紫藤属
形态特征(Description):落叶藤本,长2-10米。嫩枝密被黄色平伏柔毛,后渐秃净;冬芽球形,长约1厘米,密被黄色绢毛。羽状复叶长18-35厘米;托叶早落;小叶4-5对,卵状长圆形至长圆状披针形,中部1对较大,长6-10厘米,宽2.5-5厘米,先端短渐尖,基部截形至歪斜或近心形,上面被平伏柔毛,下面较密,尤以中脉及边缘更显著;小叶柄长2-3毫米;小托叶刺毛状,长约2毫米,易脱落,与小叶柄被黄色绢毛。总状花序生于枝端,下垂,与叶片同时开展,花序长约15厘米,径约10厘米,上下几同时开放,密被黄色绒毛;苞片卵形,早落;花长约2厘米;花梗直,与花序轴几成直角,长2.5-3(-3.5)厘米,被黄色绒毛;花萼浅杯状,长约7毫米,宽约8毫米,内外被绒毛,上方2萼齿全部连合成阔卵形,下方3齿三角形,近等长;花冠白色,旗瓣近圆形,先端截平,具小凸尖,基部耳菜,具瓣柄,翼瓣与龙骨瓣长圆状阔镰形,龙骨瓣略短,钝头;子房密被绒毛,线形,花柱短,上弯,胚珠12粒。荚果倒披针形,扁平,密被黄色绒毛。花期4月下旬。
分布(Distribution):产华北。
用途(Use):
引自植物志英文版: FOC Vol. 10 Page 188, 189
Wisteria venusta Rehder & E. H. Wilson in Sargent, Pl. Wilson. 2: 514. 1916.
白花藤箩 bai hua teng luo| Fabaceae | Wisteria
Wisteria brachybotrys Siebold & Zuccarini var. alba W. Miller.
Lianas, 2-10 m. Stems densely appressed yellow pubescent when young, glabrescent. Leaves 9- or 11-foliolate; rachis 18-35 cm, including petiole 3-5 cm; leaflet blades ovate-oblong to lanceolate-oblong, 6-10 × 2.5-5 cm with pair at middle of rachis somewhat larger than others, both surfaces appressed pubescent but abaxially more densely so especially on midvein and margin, base truncate to subcordate and asymmetric, apex acute. Racemes terminal, emerged at same time as leaves, ca. 15 × 10 cm, yellow tomentose. Pedicel 2.5-3(-3.5) cm, straight. Flowers ca. 2 cm. Corolla white; standard suborbicular, apex truncate and cuspidate. Ovary with trichomes, with 12 ovules. Legume oblanceolate, flat, yellow tomentose. Seeds brown, round, ca. 1.2 cm in diam. Fl. Apr-Jun, fr. Aug-Sep.
● Mountain valleys. Hebei, Henan, Shandong, Shanxi.
This species usually is cultivated as an ornamental in shade.
(责任编辑:徐晔春)
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