Fig. 15. — Apotheciu uf Dasyscjiphu cahjcina 

 on dead laich stem ( x 2)- Closed in dry 

 weather. 



t3 



fj 



■-\^. ' 







P- 



■'A 



Fig. 16. -Same apothecia as in Fig. 1"), 

 open in wet weather. 



