Tlie Agaricaceae of Ohio. 503 



D.- Pileiis more or less streaked with dark-colored 

 fibrils, not viscid; stipe not long rooting. S. 

 203; H. 109; Mc. 114; St. 98; A. 93; P. R. 



49 : 35 ; M. 71 C. platyphylla Fr. 



C.- Lamellae narrow and close or crowded. 



D.-^ Whole plant purpHsh- or brownish-lilac. S. 236; 

 H. 115 ; P. R. 49: 50. .C. myriadophylla Peck 



D." Plant not as above. 



E.^ Plants usually cespitose. 



F.^ Lamellae brownish or tawny. S. 203 , 

 M. 7z; P. R. 49:49; S. 214. 



C. lachnophyUa Berk. 

 C. pihilaria Mont. 



F.- Lamellae whitish or yellow. 



G.^ Stipe prominently bulbous at base. 



S. 240 C. physcopodia Mont. 



G.- Stipe equal or only slightly thickened 

 at base. 

 H.^ Lamellae long decurrent. S. 9: 



29 C. tagetes B. & Alont. 



H.- Lamellae not decurrent. 



L^ Stipe reddish, red-brown, or 

 brown, usually long and 

 slender. S. 234; H. 117; 

 St. no; Mc. 122; P. R. 

 49:48....C. acervata Fr. 

 JJ Stipe whitish, yellowish, or 

 rufescent, S. 234; St. 

 in; H. no; Mc. 120; 

 M. 71; P. R. 49:44- 



C. dryophila Bull 



E.- Plants commonly soHtary or gregarious, oc- 

 casionally somewhat cespitose. 

 F.^ Pileus white, yellow, light brown or red- 

 brown. 



