PLATE VIII. 



Verrucaria fidva sp. nov. 



FlG. i. Thalli showing grouping (Xs)- 



2. Spores (X2SO). 



3. Section of apothecium (X48)- rt > ampithecium ; /. perithecium ; m, 

 medullary layer; g, gonidia; c, cortical layer. 



The figures are drawn from specimens collected by Dr. Trelease at Port Wells. 

 (NO. 918.) 



("50) 



