Physematium angolense (Schelpe) Shmakov species accepted

Physematium burgessianum (Gerrard ex Hook. & Baker) Shmakov species accepted

Physematium canescens (Kunze) Trevis. species accepted

Physematium cystopteroides (Windham & Mickel) Li Bing Zhang, N. T. Lu & X. F. Gao species accepted

Physematium elongatum (Hook.) Trevis. species accepted

Physematium fragile (Trevir.) Kunze species accepted

Physematium indusiosum (Christ) Li Bing Zhang, N. T. Lu & X. F. Gao species accepted

Physematium kangdingense (H. S. Kung, Li Bing Zhang & X. S. Guo) Li Bing Zhang, N. T. Lu & X. F. Gao species accepted

Physematium manchuriense (Hook.) Nakai species accepted

Physematium molle Kaulf. species accepted

Physematium neomexicanum (Windham) Li Bing Zhang, N. T. Lu & X. F. Gao species accepted

Physematium obtusum (Spreng.) Hook. species accepted

Physematium phillipsii (Windham) Li Bing Zhang, N. T. Lu & X. F. Gao species accepted

Physematium pubescens (Spreng.) Bevis species accepted

Physematium scopulinum Trevis. species accepted

Physematium × kansanum (R. E. Brooks) Li Bing Zhang, N. T. Lu & X. F. Gao species accepted

Physematium × maxonii (R. M. Tryon) Li Bing Zhang, N. T. Lu & X. F. Gao species accepted

Physematium oreganum (D. C. Eaton) Trevis. species accepted

Physematium cochisense (Windham) Li Bing Zhang, N. T. Lu & X. F. Gao species accepted

Physematium plummerae (Lemmon) Li Bing Zhang, N. T. Lu & X. F. Gao species accepted

Physematium mexicanum (Fée) comb. ined. species provisionally accepted

Physematium montevidense (Spreng.) Shmakov species accepted