FIG. 
Fia. 
Fia. 
Fie. 
Fie. 
Fia. 
Fia. 
Fia. 
Fie. 
Fie. 
fie. 
Fira. 
Fie. 
Fia. 
Fia. 
Fia. 
Fia. 
Fia. 
Fig. 
Fia. 
EXPLANATION OF PLATE II. 
ASPERGILLUS CLAVELLUS, Pk. 
Page 49. 
A tuft of the fungus with its matrix. 
. Three plants magnified. 
3.. Upper part of a plant with most of the spores removed, more highly 
magnified. 
4. A group of spores x 400. 
5. A string of spores with its basidium more highly magnified. 
wr 
HELICOMYCES MIRABILIS, Pk. 
Page 46. 
6. A piece of a corn cob bearing the fungus. 
7. Threads of the fungus x 400. 
8. A coiled spore x 400. 
9. A spore partly uncoiled x 400. 
10. A fragment of a spore x 400. 
VERTICILLIUM CANDIDUM, Pk. 
Page 48, 
11. A piece of wood bearing a patch of the fungus. 
12. A plant with spores x 400. 
13. Six spores x 400. 
CERCOSPORELLA RETICULATA, Pk, 
Page 47. 
14. A leaf discolored at the apex by the fungus. 
15. A group of flocci x 400. 
16. Three spores x 400. 
PRRICONIA SPHAROPHILA, Pk. 
Page 50. 
17. A patch of the fungus with its matrix. 
18. A plant and the perithecium from which it grows magnified. 
19. Upper part of a plant with spores more highly magnified. 
20. Six spores x 400. 
