中国东部茵芋属一新亚种——细齿茵芋

A New Subspecies in Rutaceae from Eastern China:Skimmia japonica subsp.serrulata

为厘清日本茵芋Skimmia japonica Thunb.中国大陆种群的分类地位,经对相关标本与文献的检视,结合实地调查,确认其系一未知的新亚种:细齿茵芋S.japonica subsp.serrulata Z.H. Chen, W.Y. Xie et X.D. Mei.描述了该亚种与日本茵芋原亚种S.japonica subsp.japonica、显脉茵芋亚种S.japonica subsp.distincte-venulosa(Hayata) T. C. Ho的主要形态特征和地理分布区别,并编制了日本茵芋分亚种检索表.

In order to clarify the taxonomic status of Skimmia japonica Thunb.population in Chinese Mainland,through review of the specimens and literature and field investigation,it is confirmed that it is an unknown new subspecies:Skimmia japonica subsp.serrulata Z.H.Chen,W.Y.Xie et X.D.Mei.The main morphological and distributional differences among this new subspecies,S.japonica subsp.japonica and subsp.distincte-venulosa(Hayata)T.C.Ho were analyzed,and the key to these subspecies of S.japonica was also presented.