496 Proceedings of the Ohio State Academy of Science. 



G.- Pileus not as above ; stipe solid. 



H.^ Lamellae gray to sordid-rufe- 

 scent ; pileus grayish, pruinate, 

 often spotted. S. 132; St. 63; 



H. 67 T. panaeoluin Fr. 



H.- Lamellae white or whitish, un- 

 changing; pileus glabrous, un- 

 spotted. 

 L^ Plants cespitose, stipes rising 

 from common fleshy mass, 

 M. B. 105:36; H. 83. 



T. unifactum Peck 

 L- Plants not as above. 



J.^ Stipe tomentose at the 

 base, rooting. S. 112; 

 H. 70; P. R. 44:53; 



St. 53. 



T. lasciriim Fr. 

 J.- Stipe glabrous, not root- 

 ing. 

 K.^ Pileus sub-umbonate 

 usually smoky- 

 b r o w n, 2-5 cm. 

 broad ; taste mild. 

 S. 128; H. 74; P. 

 R. 44:58; Mc. 78. 

 T. fumidellum Peck 

 K.- Pileus depressed, usu- 

 ally white, 5-10 cm. 

 broad ; taste acrid 

 or bitter. S. 127; 

 H. 72- P. R. 44: 

 57 ; Mc. 79. 

 T. album SchaeiT. 

 Notes. 

 Morgan (Myc. Flora, p. 66) reported T. cerinum Pers. for 

 the Miami Valley, but later referred the plants to Collybia ama- 

 biliiies Peck. 



