EXPLANATION OF PLATE 1 



Ombrophila rubella Quel. 

 Fig - . 1. Fragment of bark bearing the fungus. 

 Fig. 2. A plant and its matrix magnified. 



Fig. 3. A branched filament bearing four clusters of spores magnified. 

 Fig. 4. Five spores, X 400. 



Geoglossum vitelliimm Bres. 

 Fig. 5. Five plants of various forms. 



Fig. 6. Three asci ; two containing spores and two united below. 

 Fig. 7. Four spores, X 400. 



Perieonia albiceps Pk. 



Fig. 8. Piece of a stem bearing the fungus. 



Fig. 9. Two plants magnified. 



Fig. 10. Filaments of the head; two of them liearing spores, X 400. 



Fig. 11. Four spores, X 400. 



Helotium f rat emu m Pk 



Fig. 12. A petiole bearing four examples of the fungus. 

 Fig. 13. Two plants magnified. 



Fig. 14. A paraphysis and an ascus containing spores, X 400. 

 Fig. 15. Three spores, X 400. 



Acremouium flexuosuiu Pk. 



Fig. 16. A piece of wood bearing the fungus. 



Fig. 17. Branching filaments ; one of them bearing two spores, X 400. 



Fig. 18. Three spores, X 400. 



Morchella augusticeps Pk. 



Fig. 19. A plant of medium size. 



Fig. 20. Two undeveloped asci ; one containing crowded nuclei, X 400. 



Fig. 21. An ascus containing spores, X 400. 



