【摘要】 为与中国植物志21卷桦木属的分组等级保持一致,将新疆桦木属(BetulaLinn.)分为1组(Sect.),4亚组(Subsect.);8种,5变种。其中包括1新亚组,4新变种和1新纪录种。更多还原

【Abstract】 To keep the classification of Betula in the 21st colume of Taxonomic Literature.The Betula Linn.in Xinjiang is discussed.It is divided into one Sect,four Subsect,eight species and fine variety which incluades onenao sec.Four new varieties and one newly-recorded species.更多还原