36 Proceedings of the Ohio State Academy of Science 



-\-Lachnea erinaceus (Schw.) Sacc. Syl. Fung. 8: 182. 1889. 



Peziza erinaceus Schw. Syn. Fung. Carol. No. 1194. 

 1822. 



Apothecia in clusters, 0.5-1.5 mm. broad, fleshy, interior 

 light brown, exterior covered with bristle-like, brown, septate, 

 pointed hairs. Hymenium and hypothecium pale gray, outer 

 cells of the cup slightly brownish. Paraphyses filiform, slender, 

 granular. Asci cylindrical. Spores hyaline, oblong-elliptic, 2-4 

 oil globules, uniseriate, 13-16 mic. long and 8-10 mic. wide. 



Growing on rotten wood. Probably quite common. 



Coll. Bruce and H. W. Fink, June 15, 1907. 



Family II. Pyronemaceae. 



Mycelium mostly superficial and threadlike. Apothecia 

 plane or convex from the first. Hypothecium and exciple when 

 present of similar structure, usually pseudo-parenchymatous. 

 Exciple more often wanting or very poorly developed. 



Growing on soil, charcoal, ashes, or decaying vegetation. 



Genus I. Pyronema Cams Nova. Acta xAxad. Caes. Leop. Car. 



17: 370 pi. 27. 1835. 



Type species, Pyronema marianum Cams. 



Mycelium delicate, radiating, white, weblike. Apothecia 

 fleshy, sessile, plane or convex from the first, small, usually 

 bright-colored, glabrous or hairy, distinct or more or less con- 

 fluent as the hymenium spreads. Exciple very poorly developed. 

 Paraphyses slender or stout, often granular, colored or hyaline, 

 simple, septate or non-septate, filiform or clavate. Asci cylin- 

 drical or cylindrico-clavate. Spores 8 ellipsoid or oblong, hya- 

 line, without oil globules, smooth. 



Growing most commonly on ashes, charred wood or on the 

 ground where there has been fire, but also found on newly plas- 

 tered walls and paper. Early spring to late fall. 

 Pyronema contiaens (Pers.) Tul. Select. Fung. Carp. 3: 197. 



1865. 



Peziza confluens Pers. Obs. Mycol. 81. No. 126. pi. 5. 

 f. 6 and 7. 1796. 



