The Agaricaceae of Ohio. 657 



A.^ Pileus not bright red ; edge of lamellae not reddish. 

 B.^ Pileus glabrous ; or villous at base only. 



C.^ Lamellae broad, rounded behind. S. 883; P. R. 



39 :7i C. malachius B. & C. 



C.^ Lamellae linear, subdecurrent. S. 877; M. no; H, 



280 ; St. 301 . C. mollis Schaeff. 



B.^ Pileus pubescent, tomentose or somewhat scaly. 

 C.^ Pileus white. 



D.^ Pileus 3-6 mm. broad, slightly pubescent, 

 striatulate when moist ; lamellae very broad, 

 extending beyond margin of pileus ; spores 



globose. B. T. 26:66 C. latifoliiis Peck 



D.- Pileus 8-20 mm. broad, villous, not striatulate; 

 lamellae rather broad, not extending beyond 

 margin of pileus ; spores subelliptic. S. 888 ; 

 P. R. 39:72; M. no; H. 279; A. 160. 



C. versntiis Peck 

 C.- Pileus not white. 



D.^ Pileus appressed-scaly, ochraceous-brown ; lam- 

 ellae bright buff or orange then ochraceous. 



S. 886; M. no C. crocophyUns Berk. 



D.^ Pileus fibrillose-tomentose, reddish-yellow ; lam- 

 ellae yellowish then brownish-ochraceous. S. 

 883, P. R. 39 : 73 ; M. no. . . . C. dorsalis Peck 



CORTINARIUS FR. 



A.^ Pileus viscid or glutinous. 

 B.^ Stipe solid. 



C.^ Stipe equal or nearly so, not bulbous. 



D.^ Stipe viscid or glutinous; pileus orange-tawny; 

 lamellae at first bluish-gray. S. 916; H. 293; 

 St. 2:17; A. 161; Mc. 313. 



C. collinitus (Pers.) Fr. 

 D.^ Stipe dry ; pileus yellow or tan ; lamellae at first 

 whitish. S. 890; H. 291 ; Mc. 309; St. 2:3. 



C. tiirmalis Fr. 



