Circumscription and phylogeny of Saxifraga sect. Ciliatae: Evidence from nrDNA ITS sequences
De-Jun ZHANG, Sheng-Yun CHEN, Qing-Bo GAO, Yi-Zhong DUAN, Shi-Long CHEN
J Syst Evol . 2008, (5): 667 -675 .  DOI: 10.3724/SP.J.1002.2008.07091