Selaginella xishuiensis, a new species of Selaginellaceae from Guizhou, China
贵州卷柏属(卷柏科)一新种--习水卷柏

Selaginella xishuiensis G. Q. Gou & P. S. Wang, a new species of the Selaginellaceae from Guizhou, China, is described and illustrated. The new species is related to S. davidii Franch. in habit and size, but differs by having leaves ciliate along margin. It is also similar to S. prostrata H. S. Kung in habit, but differs by having sporophylls homomorphic.