Plate 42 





X 600 



Us^. 



X (iOO 



X 120(1 I 



THELIDIUM PYRENOPHORUM Koerb. 



a. Whole plant. /;. Portion of thallus and peritheoia, c. Thalline hyphse 

 and oonidia. d. Vertical section of peritlieeia. e. Asous. /, Spore. 



