The Agaricaccac of Uliiu. 537 



longer, entirely while. S. 5,^2; j. 

 Af. 11: 237; M. 192. 



M. opaciis B. & C. 

 rileus \elIo\\i>li, l)n)\vni.sli, rc'(lfH.sli-bro\vn, etc. 

 D.' Lamellae free or seceding. 



E.^ J.aniellae brown or brownish; stipe not stri- 

 gose at base. S. 511 ; I'. I\. 23: 125; \. 



M. 11: 205; '\\. TQO j\I. plancus Fr. 



1'..- Lamellae whitish ; stipe strigose at base. S 

 5;v'^: I. M. 11: 20S. . .M. snllivantii Mont. 

 D.- I.nnu'll'U' ailnate or adnexed. 



I'"..' Stipe distinctly velvety, tomentosc or hairy. 

 I''.' l.aiiH'llae distant or siibdistant. 



Ll.' Plants growing on old wood; stipe 

 long rooting. S. 537; J. :\r. 11 : 



23Q M. inacrorrhizHS Afont. 



G.- I'lants growing on ground among 

 leaves, etc. ; stipe not definitely 

 rooting. 

 TT.' Pileus plicate-striate. INT. 191 ; 

 J. ^r. Ti: 239. 



M. pyrroccpJialus Berk. 

 II.- rileus not i)licate-striate. 



I.^ Stipe glabrous toward the 

 top, not thickened at the 

 base. S. 517; P. R. 25: 

 79-80; J. AT. IT : 206; H. 



145- 



M. semihirtipcs Peck 



I.- Stipe thickened at the base, 

 not glabrous at the top. 

 S. 513; J. ]\[. 11: 203. 

 M. spongiosiis B. & C. 

 F.- Faniellae close. 



G} Pileus striate when moist. 



II.' Pilous not more than 12 mm. 

 broad ; stipe rooting, usually 



