PLATE 7. 



Perisporieae. (figs. 1-13.) 



Fig. 1. Perisporium faniculatnm, Preuss, natural size. The speci- 

 mens are from Kriegers Saxon Fungi 626, on straw of 

 an old bee hive and were figured because no American 

 specc. were at hand, 



2. Enlarged section of a perithecium. 



3. An ascus. 



4. A sporidium. 



5. Capnodium grandisporum, E. & M. natural size, on leaf of 



Gelsemium sempervirens, Florida. 



" 6. Perithecium enlarged. 



7. Ascus and sporidia. 



8. A sporidium. 



9. Pycnidial perithecium. 

 " 10. Pycnidial spores. 



" 11. Microthyrium Smilacis, De Not, natural size, on stem of 

 Smilax, Newfield, N. J. 



" 12. Two asci with paraphyses, the ascus on the left mature, the 

 other immature. 



" 13. Two sporidia. 



" 14. Polystigma rubrum, (Pers.) 



" 15. An ascus. 



" 16. Two sporidia. 



" 17. Three spermatia. 



NOTE. Figures 15, 16 and 17 enlarged from the drawing in 

 Briosi & Cavara's Fungi Parasiti, Fasc. 1, No. 12. 



