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DESCRIPTIONS OF THE PLATES. 



DESCRIPTION OF PLATE VII. 



HajAomyces californicus Thaxter. 



Figs. 1, 2. Mature individuals. D 2. 

 Fig. 3. Antheridium enlarged. D 4. 

 Fig. 4. Spore. D 4. 



Haplomyces texanus Thaxter. 

 Fig. 5. Nearly mature individual with hyaline receptacle. D 2. 



Fig. 6. Mature individual. The sub-basal cell of the receptacle and the basal cell of the 

 antheridium deeply blackened. D 2. Fig. 2a. Spore. 



Haplomyces virginianus Thaxter. 



Figs. 7 and 8. Two mature individuals. D 2. 

 Fig. 9. Antheridium enlarged. D 12. 

 Fig. 10. Spore. D 4. 



Cantliaromyces pusillus Thaxter. 



Fig. 11. Immature individual, the base of the trichogyne still adherent near the tip on the 

 inner side. D 4. 



Figs. 12, 13. Two mature individuals, with simple and branched appendage. D 2. 

 Fig. 14. Two. spores. D 4. 



Cantliaromyces occidentalis Thaxter. 

 Figs. 15, 16. Two mature individuals : the tips of the appendages broken. D 2. 



Cantharomyces Bledii Thaxter. 

 Fig. 17. Mature individual. D 2. 



Fig. 18. Mature individual, the sub-basal cell of receptacle partly blackened and producing two 

 perithecia. D 2. 



Fig. 19. Germinating spore. D 4. 



Fig. 20. Young individual, with remains of trichogyne. D 4. 



Fig. 21. Young individual : the immature perithecium consisting of two superposed cells pro- 

 jecting at the left. D 4. 



Fig. 22. Antheridium enlarged. D 12. 

 Fig. 23. Spore. D 4. 



Fig. 24. Young individual from which the perithecium has not yet begun to develop. D 4. 



Eucantharomyces Atrani Thaxter. 



Fig. 25. Nearly mature individual (the tip of the antheridium supplied). D 2. 

 Fig. 26. Younger individual. D 2. 

 Fig. 27. Antheridium enlarged. D 4. 



