PLATE I.— {Continued.) 



A&ARICUS (MTCENA) DELECTABIL1S Peck, 

 Page 93. 

 Fig. 22. Two plants of ordinary size. 

 " 23. Vertical section of a pileus. 

 " 24 Transverse section of a stem. 

 " 25. Four spores x 400. 



COPRINUS AQUATILIS Peck. 

 Page 96. 

 Fig. 26. A young plant. 

 " 27. A mature plant. 

 " 28. Two spores x 400. 



Typbula filicina Peck. 



Page 100. 

 Fig. 29. A piece of a fern stem bearing three plants. 

 " 30. A plant magnified. 



