B. Gasteromycetes. 

 Family i. Hymenogastraceae 

 Family 2. Tylostomaceae. 

 Family 3. Lycoperdaceae. 

 Family 4. Nidulariaceae. 

 Family 5. Sclerodermaceae. 

 Family 6. Sphaerobolaceae. 



C. Phallomycetes. 

 Family i. Clathraceae. 

 Family 2. Phallaceas. 



Fungi Imperjecti (Deuteromycetes). 

 ORDER I. SPH^ROPSIDALES, with 4 families. 

 ORDER II. MELANCONIALES, with i family. 

 ORDER III. HYPHOMYCETALES, with 4 families. 



The above classification has been given in outline with the object 

 of presenting to students the information which is requested frequently 

 of the professor in the class room. A detailed presentation of the spe- 

 cial morphology, histology, embryology and taxonomy of each group 

 will be given in the pages which follow, omitting matters concerning 

 pathology and practice. A separate section of this treatise will be 

 devoted to the consideration of fungous diseases of plants and their 

 treatment. 



