PLATE IX. 



Per tus aria pocillaria sp. nov. 



FIG. I. Portion of fruited thallus (X&). c, cup formed by the evacuation of the 

 asci. 



2. Vertical section of thallus and apothecia (X 2 4) 



3. Vertical section of apothecium (X96). 



4. Asci and paraphyses (X J 87). 



5. Spores (X375)- 



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

 (NO. 8o6a.) 



(152) 



