190 ELVEl.I,ACKi. 



Genus III. I^BOTIA. 



Receptacle pileate, margin revolute. 



I/, lubrica. Pers. 



Tremelloid, swollen, greenish yellow. 

 Stem, hollow, yellow. 

 Asci, cylindrical, sporidia oblong. 

 More common than the rest of the family. 



Genus IV. GBOGI/OSSUM. Earth Tongue. 

 Receptacle clavate, simple, hymenium surrounding the club. 



G. nigritum. Pk. 

 Club, dark black, two to three inches high. 

 Common in the vicinity of Trexlertown. 



G. luteum» 



Club, yellowish, much smaller than the nigritum. 

 Found near Whitehall. 



Genus V. PB^I^A, 



Cup-shaped ; cup more or less concave, closed at first, but 

 soon open, disc naked. Asci fixed, that is, imbedded. 



The species included are generally small; a few are of 

 considerable size. Every shade of color imaginable may be 

 seen. None are edible. 



P. COCCinea. Carmine Peziza. 



Stipitate, hemispherical, disc carmine, then orange. Asci 

 with eight sporidia enclosed. 

 Scarce in the Valley. 



