EXPLANATION OF PLATE L 



Agaricus (Tricholoma) decorosus Peck. 



Page 73. 

 Fig. 1. A young plant. 



Fig. 2. A plant of ordinary size. 



Fig. 3. Vertical section of a pileus. 



Fig. 4. Spores X 400. 



Agaricus [Tricholoma) fall ax Peak. 



Page 7'4. 

 Fig. 5. Two plants of ordinary size. 

 Fig. 6. Vertical section of a pileus. 

 Fig. 7. Transverse section of a stem. 

 Fig. 8. Spores X 400. 



Clavaria CLAVATA Ptck. 

 Page 83. 

 Fig. 9. A lump of eaitli bearing four plants. 



Page 91. 

 Fig. 10. Seven plants on a pome of AmelancJiier Canadensis. 

 Fig. 11. Vertical section of a pome showing tlie imbedded bases of the peridia. 

 Fig. 13. Two spores x 400. 



Streptothrix abietina PecTc. 



Page 93. 

 Fig. 13. A piece of bark bearing four tufts of plants. 

 Fig. 14. Spores X 400. 

 Fig. 15. Floccix400. 



Clasterisporiuii peduncula IV 31 Pech 



Page 93. 

 Fig. 16. A piece of wood bearing a patch of plants. 

 Fig. 17. A young spore and its stem. 

 Fig. 18. Two mature spores and their stems. 



ViBRJSSEA LUTE A Peck. 

 Page 97. 

 Fig. 19. Three plants, two of them united at the base. 

 Fig. 20. Vertical section of a plant. 

 Fig. 21. Transverse section of a stem. 

 Fig. 22. A paraphysis and an ascus contauiing spores x 400. 

 Fig. 23. Two spores x 400. 



