CLASSIFICATION 107 



late, then convex and wavy, papillose, cuticle horny and separable, 

 brown, edge paler, 1-2 in. across ; gills closely crowded, whitish 

 straw-colour ; stem tough, often twisted, brownish red, 2-3 in. long. 



Tough. Remarkable for the horny, separable cuticle. 



In woods. 



T. compactum. — Cap spongy, very fleshy, expanded, even, very 

 smooth, livid grey, 3-4 in. across ; gills rather distant, yellow ; 

 stem smooth, white, stout, 10-2 in. long. 



In woods. 



T. atrocinereum. — Cap convex, then plane, smooth, dry, opaque, 

 grey, disc darker, often cracked or broken up into scales, i|-2 in. 

 across ; gills thin, crowded, white ; stem cylindrical, smooth, 

 whitish, 2-3 in, long. 



Smell strong of new meal. 



Among grass. 



T. cuneifolium. — Smell strong, like meal. Cap convex, then 

 plane, dry, smooth, soon broken up into squamules, brown, edge 

 often upturned and sphtting, about i in. across ; gills broad and 

 obliquely truncate, thin, crowded, white ; stem hollow, narrowed 

 at the base, pallid, apex mealy, up to i in. long. 



Differs from T. atrocinereum in the hollow stem, narrowed down- 

 wards, and in its shorter length. 



Among grass in open places, also in woods. 



** Gills discoloured, spotted with rufous or grey, 



T. crassifolium. — Strong scented. Cap campanulate, then ex- 

 panded and wavy, umbonate, ochraceous, 2-4 in. across ; gills 

 nearly free, thick, becoming yellowish and stained brown ; stem 

 solid, paler than the cap, pruinose, i-i.l in. long. 



Recognized by the strong smell, ochraceous cap, and thick gills, 

 which are unusual in TricJioloma. 



In fir woods. 



T. tumiditm. — Cap deformed, inflated, then expanded and wavy, 

 at length cracking, edge more or less lobed and incurved at first, 

 livid grey, spotted, rather shining when dry, about 3 in. across ; 

 gills broad, rather distant, pure white, then grey with a rufous 

 tinge ; stem stout, striate, white, often rooting, about 3 in. long. 



In pine woods, etc. 



T. sudum.- — Cap convex, then plane or upturned, dry, broken 

 up into scales, rufous or brownish rufous, 2-3 in, across ; gills 

 deeply emarginate or cut out behind, crowded, whitish, edge 

 rufescent ; stem slightly thinner upwards, punctate with minute 

 squamules, pallid or tinged rufous, about 3 in. long. 



Somewhat resembling T. arcuatitm, which differs in the bulbous 

 stem. Gills sometimes tinged grey. 



Among grass in woods, etc. 



