Primula pengzhouensis （Primulaceae）, a new species from Sichuan, southwestern China

摘要

A new species, Primula pengzhouensis(Primulaceae), from central Sichuan, China, is described and illustrated. It is assigned to Primula sect. Aleuritia subsect. Yunnanensis, and is most similar to P. socialis,but can be easily distinguished from that species by its much larger flower and elliptic or ovate-elliptic leaves.