560 Proceedings of the Ohio State Academy of Science. 



G.^ Pileus rusty-yellow, fibrillose only; 

 stipe not sheathed. S. 932 ; H. 

 294; Mc. 319; P. R. 23:109. 



C. autumnalis Peck 

 C.^ Stipe stuffed or hollow. 

 D.^ Lamellae close. 



E.^ Whole plant blood-red ; with odor of rad- 

 ish. S. 940; A^Ic. 321; St. 2:24. 



C. sanguineus (Wulf.) Fr. 

 E." Plants not as above. 



F.^ Stipe yellow, slender ; pileus umbonate 

 or obtuse. S. 941; H. 297; A. 162; 

 Mc. 322 ; St. 2 135. 



C. cinnaniomens (Linn.) Fr. 

 F." Stipe lilac-tinged at apex, white below, 

 rather stout ; pileus convexo-plane. S. 

 971; H. 305-6; Mc. 325; St. 2:55. 



C. castaneus (Bull.) Fr. 

 D.^ Lamellae distant; pileus reddish-yellow. S. 974. 



C. rnbidus Mont. 

 B.^ Margin of pileus sulcate. S. 957. . . .C. robinsoiiii Mont. 



PAXILLUS FR. 



Stipe very short or wanting; pileus and lamellae yellow or yel- 

 lowish. S. 989; St. 2:69; M. B. I": 32; A. 170; M. 179. 



P. panuoides Fr. 

 Stipe present ; pileus brown or reddish-brown. 



Stipe with brown or blackish tomentum ; lamellae adnate 

 or slightly decurrent. S. 988; Mc. 329; M. B. i" : 31 ; 

 St. 2:68; A. 169; H. 288. 



P. atrotomentosus (Batsch) Fr. 

 Stipe not tomentose ; lamellae decurrent. 



Pileus somewhat viscid, margin at first with grayish 



down, otherwise glabrous ; lamellae close. S. 987; 



St. 2 : 68 ; M. B. i^ : 30, H. 287 ; A. 166 ; Mc. 328. 



P. involutus (Batsch) Fr. 



