PLATE IV. 



Fig. 1. Limacinia f alashensis Sacc. & Seal, a, fungus, X 1 5 ^» <^> hjphse ; d, 

 conidium ; e, perithecia aucta ; f, asci immaturi. 



2. Hypoxylon ohiense Ell. & Everh. a, fungus sectus, X I ! *» ascus; c, 

 sporidia. 



3. Lcestadia saxifragce Sacc. & Seal, a, fungus, X i J *> perithecium sec- 

 tum ; c, asci ; d, sporidia. 



4. Physalospora borealis Sacc. & Seal, a, fungus, X 1 5 ^> perithecia 

 aucta ; c, ascus ; d, sporidia. 



5. Sfhcerella graminum Sacc. & Seal, a, fungus, X i j *» perithecium 

 auctum ; c, asci ; d, sporidia. 



6. Sphcerella grossularice salicella Sacc. & Seal, a, fungus, X i ! ^i 

 perithecium auctum ; c, ascus ; d, sporidia. (In folio salicino adest 

 quoque Rhytistna salicinumJ) 



7. SfhcBrella leptospora Sacc. & Seal, a, fungus, X i > ^> perithecium 

 auctum ; c, asci ; d, sporidia. 



8. Venturia kunzei ramicola Sacc. & Seal. «, fungus, X ^ ! ^> perithecia 

 aucta ; c, setula peritheeii ; rf, ascus ; e, sporidia. 



9. Didymosphceria arenaria macrospora Saee. & Seal, a, fungus, X ^ » 

 b, perithecium auctum ; c, ascus ; d, sporidia. 



(58) 



