陕西毛茛科新分布属——尾囊草属

Urophysa Ulbr.——A Newly Recorded Genus of Ranunculaceae in Shaanxi Province

该文报道了陕西毛茛科植物新分布属——尾囊草属(Urophysa Ulbr.),该属为中国特有属,分布于四川东部、湖北西部、湖南北部、贵州、广西等地,此次在陕西镇坪县域内首次发现,表明镇坪县兼具湖北、湖南及广西云贵等地区的生态气候特征,同时也体现了镇坪县生态环境良好,物种丰富、多样性显著。

The newly distributed genus of Ranunculaceae in Shaanxi Province-Urophysa Ulbr.,was reported.The genus is endemic to China and has been previously recorded in eastern Sichuan,western Hubei,northern Hunan,Guizhou,Guangxi,etc.The first discovery of it in Zhenping County,Shaanxi Province shows that Zhenping County has the ecological and climate characteristics similar to Hubei,Hunan,and Yunnan-Guizhou regions.It also reflected the improvement of ecological environment,rich species and remarkable diversity of Zhenping County.