西藏马先蒿属一新种

 Pedicularis nyingchiensis H. P. Yang et Y. Tateishi is described as newfrom Xizang, China.     

横断山区马先蒿属新分类群

Six new species, 1 new subspecies  and  1 new  variety  are  described in this  paper.  They are P. salviiflora  Franch.  ex Forbes et Hemsl. var.  leiocarpa H. P. Yang (Ser. Salviiflorae Prain), P. rex C. B. Clarke subsp. zayuensis H. P. Yang (Ser. Reges Li), P. xiangchengensis H. P. Yang (Ser. Cyathophyllae Li), P. deqinensis H. P. Yang (Ser. Myriophyllae Maxim.), P. weixiensis H. P. Yang(Ser. pectinatiformes  Tsoong),  P. rizhaoensis H. P. Yang (Ser.  Lyratae  Maxim.), P. gongshanensis  H. P. Yang (Ser.  Cernuae Li), P. dulongensis H. P. Yang  (Ser. Wilsoniae Li).     

四川葱属二新种

 This  paper  reports two new species of Allium  L. from Sichuan, A. xiangchengense J. M. Xu and A.guanxianense J. M. Xu. The former is related to A. hookeri Thwaites, but differs from it by its lanceolate to linear-lanceolate leaves with evidently contracted base and filaments longer than the tepals, while the latter is related to A.chienchuanense J. M. Xu, but differs from it by its termi- nal scape, filaments shorter than the tepals and ovary with solitary ovule in eachlocule.     

四川紫菊属二新种

Two new species of the genus Notoseris (Compositae) are  describep from Sichuan Province, China. They are Notoseris nanchuanensis Shih,  N. dolicho- phylla Shih.     

四川白珠树属二新种

Gaultheria lasiocarpa T. Z. Hsu and G. miyienensis T. Z. Hsu (Ericaceae) are des-cribed as new from Sichuan Province, China.     

四川淫羊藿属一新种

Epimedium ecalcaratum G. Y. Zhong is described as new  from SichuanProvince, China.