%0 Journal Article %A LI Xiao-Yi* %A LIU Xiu-Mei %A WANG Lei-Hong %T Sorbus tiantangensis,A New Species of the Genus Sorbus L. %D 2009 %R 10.7525/j.issn.1673-5102.2009.02.002 %J Bulletin of Botanical Research %P 131-133 %V 29 %N 2 %X The new species Sorbus tiantangensis X. M. Liu et C. L.Wang is closely related to the species S. amabilis Cheng ex Yü,but the former differs in its pinnate leaflets 6-7 pairs,margin crenato-serrate,stipule broad lanceolate,stamina in a flower 20,10 of them longer and the other 10 shorter.The ripening fruits in complex corymb are densely aggregated,the total numbers reaching up to 160-195. %U https://bbr.nefu.edu.cn/EN/10.7525/j.issn.1673-5102.2009.02.002