霸王Zygophyllum xanthoxylon

中文名(Chinese Name):霸王
学名(Scientific Name):Zygophyllum xanthoxylon (Bunge) Maxim.
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):Zygophyllum xanthoxylum (Bunge) Maxim.
科属(Family & Genus):蒺藜科 (Zygophyllaceae) 驼蹄瓣属
形态特征(Description):灌木,高50-100厘米。枝弯曲,开展,皮淡灰色,木质部黄色,先端具刺尖,坚硬。叶在老枝上簇生,幼枝上对生;叶柄长8-25毫米;小叶1对,长匙形,狭矩圆形或条形,长8-24毫米,宽2-5毫米,先端圆钝,基部渐狭,肉质,花生于老枝叶腋;萼片4,倒卵形,绿色,长4-7毫米;花瓣4,倒卵形或近圆形,淡黄色,长8-11毫米;雄蕊8,长于花瓣。蒴果近球形,长18-40毫米,翅宽5-9毫米,常3室,每室有1种子。种子肾形,长6-7毫米,宽约2.5毫米。花期4-5月,果期7-8月。
分布(Distribution):分布于内蒙古、甘肃、宁夏、新疆、青海,生于荒漠和半荒漠的沙砾质河流阶地、低山山坡、碎石低丘和山前平原。蒙古也有。
引自中国植物志英文版:FOC Vol. 11 Page 45, 46     
Zygophyllum xanthoxylon (Bunge) Maximowicz, Fl. Tangut. 103. 1889.
霸王 ba wang| Zygophyllaceae  | Zygophyllum
Sarcozygium xanthoxylum Bunge, Linnaea 17: 7. 1843; Zygophyllum ferganense (Drobow) Borissova.
Shrubs, 50-100 cm tall. Branches arching, zigzag, spreading spiny-pointed; bark bright gray; xylem yellow. Leaves on old branches fascicled and on current year branchlets opposite, with 2 leaflets; petiole 0.8-2.5 cm; leaflet blades long spatulate, linear-oblong, or linear, 8-24 × 2-5 mm, apex obtuse. Flowers axillary on old branches. Sepals 4, green, obovate, 4-7 mm. Petals 4, light yellow, obovate to nearly rotund, 8-11 mm. Stamens 8, longer than petals. Capsule nearly spherical, 1.8-4 cm, 3-valved, wings 5-9 mm wide. Seeds 6-7 × ca. 2.5 mm. Fl. Mar, fr. Jul-Sep. 2n = 22.
Sandy gravel terraces, hilly slopes, gravel dunes, pediments in desert and semidesert areas; 1600-2600 m. W Gansu, Hebei, W Nei Mongol, W Ningxia, Qinghai, Xinjiang [Mongolia].
霸王Zygophyllum xanthoxylon

霸王Zygophyllum xanthoxylon

霸王Zygophyllum xanthoxylon
 
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