530 Proceedings of the Ohio State .Icadcniy of Science. 



pileus bay-brown-purplish. S. 

 477; M. 187; St. 2: 129. 



R. nitida (Pers.) Fr. 



H.^ Lamellae distant or sub-distant, 

 broad. 

 I.^ Spores ochraceous ; lamellae 

 not pulverulent ; stipe usu- 

 ally variegated reddish. 

 S. 479; M. B. 116:98; 

 K. 69; Mc. 207; H. 186; 

 St. 2 : 129. 



R. ahitacea Fr. 



I.- Spores yellow; lamellae pul- 

 verulent; stipe white. S. 

 475; H. 191; M. B. 116: 

 93; K. 84; Mc. 204; St. 

 2: 127. 



R. Integra (L) Fr. 



E.- Pileus dry, unpolished or pruinose; margin 



usually even. 



F.^ Pileus with whitish pruinose bloom; 



spores pale yellow. S. 464; M. B. 



it6:8i ; K. 70; Mc. 209. 



R. mariae Peck 

 F.- Pileus without whitish bloom. 



G.^ Pileus subvelvety, often rimose; 

 spores yellowish ; lamellae not 

 powdery. S. 461; M. B. 116:79; 

 K. 68 ; Mc. 195 ; H. 187. 



R. lepida Fr. 



G.- Pileus unpolished merely, not rimose; 



spores ochraceous, dusting the 



lamellae. S. 14:98; M. B. 116: 



80; K. 68; Mc. 193; H. 187. 



R. ochrophylla Ped< 



