The Agaricaceae of Ohio. 543 



TROGIA FR. 



Lamellae white; pileus sessile, margin sterile. S. 636; N. A. F. 

 9^: 164; St. 2: 162; M. 198; H. 234; A. 137. 



T. crispa (Pars.) Fr. 

 This species is described in the North American Flora as 

 Plicatura faginea (Schrad.) P. Karst. 



SCHIZOPHYLLUM FR. 



Pileiis white or whitish; lamellae gray to pale brownish. S. 655; 

 St. 2:162; M. 198; H. 232; A. 136. 



5". commune Fr. 

 This species is sometimes published as S. alneum (L.) 

 Schroet. 



LENZITES FR. 



Context and hymenimn, white or whitish. S. 638 ; St. 2 :i63 ; 



N. A. F. 9- :i27; H. 231 ; M. 197 L. betulina (L.) Fr. 



Context and hymenium brown or brownish. 



Lamellae thick, distant (about i mm.). S. 639; N. A. F. 

 9^:130; H. 232; M. 197; St. 2:i64....L, sepiaria (Wulf.) Fr. 

 Lamellae thin, rather close (about 0.5 mm.). S. 638,640; 

 N. A. F. 9-:i29; H. 232; M. 197; P. R. 26:67. 



L. trabea (Pers.) Fr. 

 Note. 



On account of the woody texture and the fact that the 

 hymenium is often porose when young, Murrill places this genus 

 in the Polyporaceae. He places the last two species in the genus 

 Gloeophyllum under the names G. hirsutum (Schaeff.) Murrill 

 and G. trabeum (Pers.) Murrill. The latter was reported from 

 Ohio as L. vialis Peck. 



VOLVARIA FR. 



A.^ Plants growing on wood; pileus 7-12 cm. broad, silky, white. 

 S. 656; St. 183; A. 140; Mc. 240; H. 238; M. 97. 



V. bombycina (Pers.) Fr. 



