PLATE 7. 



Perisporieae. (figs. 1-13.) 



Fig. 1. Perisporium funicnlatum, 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. Capnodinm grandisporum, E. & M. natural size, on leaf of 

 Gehemium 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 ol 

 Smilax, Newfield, N. J. 



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

 other immature. 



" 13. Two sporidia. 



" 14. Polystigma rubrnm, (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. 



