PLATE IX. 



Pertusarm pocillaria sp. nov. 



Fig. I. Portion of fruited thallus (X8)- <^) cup formed bj the evacuation of the 

 asci. 



2. Vertical section of thallus and apothecia (Xh)- 



3. Vertical section of apothecium ^X96)« 



4. Asci and paraphyses (X 1S7). 



5. Spores (X375)- 



The figures are drawn from specimens collected by Dr. Trelease at Farragut Bay. 

 (no. 806a.) 



(152) 



