^52 Proceedings of the Ohio State Academy of Science 



Growing on dung or in gardens. Very common in the 

 spring. 



Coll. Bruce and H. W. Fink, May 27, 1907. Freda M. 

 Bachman, April 15, 1908. Stephen R. Williams, April 30, 1908. 



Subgenus IV. Humaria. 



Apothecia usually in groups, seldom solitary, sessile, at first 

 closed, soon expanded, often becoming convex, sometimes nar- 

 rowed at the base, fleshy, usually red or yellow in color. Para- 

 physes branched at the base, septate, often enlarged upward, 

 filled with colored oil globules. Asci cylindical, ends rounded. 

 Spores elliptical, oval, or spindle-shaped, usually smooth, simple, 

 with or without oil globules, hyaline, but when mature often 

 colored. 



KEY TO SPECIES. 



a — Apothecia brownish f uscocarpa 



a — Apothecia dull yellow convexula 



Peziza fuscocarpa Ell. and Holw. Journ. Mycol. 1 15. 1885. 



Apothecia scattered, 3-8 mm. broad, interior of the cup al- 

 most black, exterior olivaceous or dark brown with large brown 

 septate hairs near the base. Hymenium reddish-brown ; hypo- 

 thecium dark brown, central part of the cup composed of large 

 olive-brown cells, outer cells very dark. Paraphyses very nu- 

 merous, slender, brownish with green granules. Asci cylindri- 

 cal. Spores ovoid, olivaceous, guttulate, 8-10 mic. long and 4 

 mic. wide. 



Growing on well-rotted wood. 



Coll. Bruce Fink, Freda M. Bachman, Nov. 11, 1907. 

 -\-Peziza convexula Pers. Obs. Mycol. 85. 1796. 



Apothecia caespitose or scattered, 3-5 mm. broad, some- 

 what convex, interior and exterior dull yellow, sessile, fleshy. 

 Hymenium ochraceous, hypothecium paler, central part of the 

 cup colorless. Paraphyses septate, clavate, ochraceous, numer- 

 ous. Asci cylindrical. Spores broadly elliptic, colorless, smooth, 

 15-20 mic. long and 14-12 mic. wide, when mature usually having 

 one large oil globule in the center. 



