The Agaricaceae of Ohio. 481 



B.^ Flesh becoming reddish when wounded ; pileus dingy 

 reddish to tan; volva wholly friable. S. i6; M. 58; 

 Mc. 21 ; H. 38, 39 ; A. 71 ; St. 8 ; P. R. 33 :44. 



A. rubescens Fr. 

 B.- Flesh not so changing. 

 C} Stipe stuffed or hollow. 



D.^ Pileus orange or yellow, rarely white. 



E.^ Margin of pileus widely tuberculate-striate ; 

 pileus yellow or straw-yellow. S. 13; P. 

 R. 33:43; Mc. 18. . . .A. russuloides Peck 

 E.^ Margin narrowly striate or striatulate. 



F.^ Pileus more than 6 cm. broad ; spores 

 elliptical. S. 13; H. 23; M. 58; Mc. 

 14; A. 52; P. R. 33:43- 



A. innscaria Linn. 



F.- Pileus less than 6 cm. broad; spores 



globose. S. 14; H. 26; A'Tc. 16: A. 



^"4; P. R. 33: 44.... -J. frostiana Peck 



D." Pileus white to brownish, or rarely with tiu'^-e 



of yello'v. 



E.'' Margin of pileus even; stipe ro'tin;:;. S. 



14:64; H. 28; Mc. 10; P. R. 50:95. 



A. magnivelaris Peck 

 E.- Margin striate or striatulate ; stipe not root- 

 ing. 

 F.^ Pileus white ; stipe bulbous ; spores glcb- 

 ose. A. 66; H. 37. 



A. cothiiriiafa Atk. 



F.- Pileus olive-brown to livid ; stipe nearly 



equal, spores elliptical. S. 14; M. 58: 



Mc. 17; St. 6 A. pantherina Dc. 



C.^ Stipe solid. 



D.^ Stipe deeply rooting. 



E.' Lamellae free. S. 16:2; H. 31, 33; B. T. 



27: 609- TO A. radical a Peck 



E.- Lamellae adnexed. S. 15; Mc. tq; H. 28- 

 30 ; A. yi 4. soli f aria Fr, 



