The Agaricaccae of Ohio. 529 



H.- Pileus viscid but not glutinous, 

 usually less than 6 cm. broad ; 

 odor not marked. S. 470; Mc. 

 202; St. 2: 126. 



R. pectinata (Bull.) Fr. 



F.- Pileus some shade of green, sometimes 



fading to ochraceous-green or umber. 



G.^ Pileus areolate except center ; margin 



striate; sometimes subviscid. M. 



B. 116:77; K. 72; Oh. Nat. 10: 



177-8; S. 9: 61. 



A', crnstosa Peck 



G.^ Pileus with flocculent patches or 



warts, dry ; margin even. S. 460 ; 



K. 72; M. B. 116:76; Mc. 194; 



H. 190; St. 2: 119. 



R. viresccns (Schaeff.) Fr. 

 D.- Lamellae and spores yellow or ochraceous. 



E.^ Pileus viscid, at least slightly, more or less 

 polished, glabrous, margin usually striate. 

 F.^ Pileus less than 5 cm. broad; stipe rosy- 

 mealy. S. 474 ; M. B. 1 16 : 96 ; K. 86 ; 

 Mc. 209; H. 191. 



R. roseipes (Seer.) Bres. 

 F.^ Pileus broader than 5 cm. ; stipe not rosy- 

 mealy. 

 G.^ Pileus orange-red, becoming paler; 

 flesh becoming cinereous with age 

 or when broken. S. 476; M. B. 

 116:94; K. 88; Mc. 205; St. 2: 



128 R. decolorans Fr. 



G.- Pileus red, purplish-red, or brownisli 



red. or with green shades, not 



orange-red ; flesh not becoming 



cinereous. 



H.' Lamellae close, rather narrow, 



pulverulent ; spores yellow ; 



