Thalictrum pseudoichangense (Ranunculaceae), a New Species from Guizhou, China

Thalictrum pseudoichangense Q. E. Yang & G. Zhu, a new species of Ranunculaceae from Guizhou Province, China, is described and il- lustrated. The new species is related to T. ichan- gense Lecoyer ex Oliver and T. coreanum H. Lev- eilleby having peltate leaflets and stipitate achenes, but differs in the styles being much lon- ger, ca. 3 mm long.