The Evolution of Stinging Hairs and Other Characters in Nettle Family  

出　　处：《Bulletin of the Chinese Academy of Sciences》2015年第4期249-249,共1页中国科学院院刊（英文版）

摘　　要：Urticaceae Juss.is a large cosmopolitan family and taxonomically difficult group,partly because it encompasses a broad range of morphological diversity and many of the diagnostic characters（e.g.flower,achene.stipule,bract）require a microscope for accurate determination.Meanwhile,most Uriiceae species have stinging hairs which make them more difficult to collect and identify.As a result,the infra-familial classification of Urticaceae has been controversial for more than a century.A research group led by Prof.Urticaceae Juss.is a large cosmopolitan family and taxonomically difficult group,partly because it encompasses a broad range of morphological diversity and many of the diagnostic characters(e.g.flower,achene.stipule,bract)require a microscope for accurate determination.Meanwhile,most Uriiceae species have stinging hairs which make them more difficult to collect and identify.As a result,the infra-familial classification of Urticaceae has been controversial for more than a century.A research group led by Prof.LI Dezhu from the

关 键 词：Family familial controversial morphological bract diagnostic infra flower characters habit 

分 类 号：Q949[生物学—植物学]