DESCRIPTIONS OF THE PLATES, 
417 
DESCRIPTION OF PLATE XV. 
Laboidbenia contorta Thaxter. 
Figs. 1, 2. Tvvo mature individuals. A 12. » 
Fig. 3. Tip of perithecium, the base of the trichogyne still adherent at the left. D 4, 
Fig. 4. Portion of inner appendage with a pair of autheridia. D 12. 
Fig. 5. Spore. D 4. 
Lahoulbenia gibberosa Thaxter. 
Fig. 6. JMature individual. A 12. 
Fig. 7. Portion of inner appendage with pair of autheridia. D 12, 
Fig. 8. Spore. D 4. 
Lahoulbenia umhonata Thaxter. 
Fig. 9. Mature individual. A 12. 
Fig. 10. Young individual, showing antheridia and trichogyne with antherozoids in situ. A 12, 
Fig. 11. Tip of perithecium, showing ear-like lips. D 4. 
Fig. 12. Inner appendage with two antheridia. D 12. 
Laboulbenia terminalis Thaxter. 
Fig. 13. Mature individual. A 12. 
Fig. 14. Branch of inner appendage with four antheridia. D 12 
Fig. 15. Spore. D 4. 
Laboidbenia rigida Thaxter, 
Figs. 16, 17. Mature individuals. A 12. 
Laboulbenia pohjphaga Thaxter. 
Figs. 18, 19. Two mature individuals. A 12. 
Fig. 20. Branch of inner appendage with six antheridia. D 12 
^ ig. 21. Spore. D 4. 
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