PLATE 



L,asiosphaerieae. 



Fig. 1. Acanfhostigma decastylum, (Ckc.) slightly magnified, on 

 bark of rotten magnolia. 





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2. Section of a perithecium more highly magnified. 



3. An ascus. 



4. A sporidium. 



5. Lasiosphaeria stupea, E. & E. natural size on wood of 



Tsuga Pattoniana, Mt. Paddo, Wash. 



6. Three perithecia moderately enlarged. 



7. Section of a perithecium highly magnified. 



8. An ascus. 



9. A sporidium. 



" 10. A sporidium of L. hispida, (Tode.). 



" 11. Chaetosphaeria pannicola, B. <fe C. on decaying bark, 

 natural size. 



" 12 A perithecium somewhat enlarged. 

 " 13, An ascus. 



14. A sporidium. 



15. Herpotrichia Rhenana, Fckl. on culm of some grass, 



16. A perithecium somewhat enlarged. 



17. A sporidium. 



18. Sporidium of H. pinetorum, (Fckl. 15, 16, 17 and 18 



from Winter's Pilze). 



19. Trichosphaeria pilosa, (Pers.) two asci. 



20. Two sporidia, (19 and 20 from Winter's Pilze.) 





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