中文摘要：

经过对标本和文献的研究,在中国植物志（英文版）中,迟花柳（Salix opsimantha Schneid.）和迟花矮柳（Salix oreinoma Schneid.）物种描述的互换是属错误鉴定;并对S.opsimantha和S.oreinoma作了全面的修订;Salix opsimantha Schneid.var.wawashanica（Ma0 ＆ P.X.He） G.Zhu为Salix oreinoma Schneid.var.wawashanica Mao ＆P.X.He（娃娃山矮柳）的异名;Salix axoniana Schneid.（矮柳）为S.opsimantha的异名,Salix ludingensis T.Y.Ding ＆ C.F.Fang（泸定垫柳）为S.oreinoma的异名.

英文摘要：

We examined the specimens and researched the relevant literatures.According to our study,the exchanged species＇ description under Salix opsimantha Schneid.and Salix oreinoma Schneid.both were misidentified in Flora of China,S.opsimantha Schneid.var.wawashanica（Mao ＆ P.X.He） G.Zhu should be treated as synonymy of S.oreinoma Schneid.var.wawashanica Mao ＆ P.X.He.Salix faxoniana Schneid.should be treated as synonymy of S.opsimantha and Salix ludingensis T.Y.Ding ＆ C.F.Fang should be treated as synonymy of S.oreinoma.Taxonomic revision of S.opsimantha and S.oreinoma was made.