406 
DESCKIPTIONS OF THE PLATES 
i. 
DESCEIPTION OF PLATE VI. 
4 
Camjptomyces melanopus Thaxter. 
Figs. 1, 2. Mature 
D2. 
Fig. 3, Young individual with trichogyne and antherozoids. D 4. 
Fig. 4. Young peritliecium, showing trichogyne with antherozoids in sitii^ and large central 
carpogenic celL D 12. 
Figs. 6; 6. Lateral and anterior views of antheridium. D 12. 
Peyritschiella geminata Thaxter. 
Fig. 7. Mature individual with tw^o terminal perithecia. D 2. 
Fig. 8. Mature individual with single terminal perithecium. D 2. 
Fig. 24. Spore. D 4. 
Peyritschiella ciirvata Thaxter. 
Fig. 9. Mature individual with antheridium at the right. D 2. ^ 
Fig- 10. ^Mature individual with antheridium at the left. J) 2. 
Fig. 11. Germinating spore. D 4. 
Figs. 12-15. Successive stages in development. D 4. 
rig. 16. Young individual, the antheridium at the right, the immature perithecium terminated 
by the small trichogyne. D 4. 
Fig. 17. Spore. D 4. 
Fig. 18. Perithecium seen in section with contained ascus mass. Ko spores have been dis- 
charged, and the canal-cells of the tip are not yet destroyed. Leitz oil VW 2. 
Peyritschiella minima Thaxter. 
Fig. 21. nee del. 
(in 19) at the right. D 2 
Peyritschiella nigrescens Thaxter. 
Mature specimen seen from both sides, the antheridium at the right in (23) 
Fig. 24. "See siib P. geminata. 
fu re ift 
Fig. 25. ]\Iature individual, posterior view, showing antheridia. D 2 
Fig. 2G. Mature individual, anterior view. D 2. 
Fig. 27. Tip of perithecium, posterior view. D 12. 
Fig. 28. Tip of perithecium, anterior view. D 12 
Fig. 29. Spore. D 4. 
