200 FUNGUS-FLORA. 



** Gills discoloured, spotted with rufous or grey, 



Tricholoma crassifolium. Berk. 



Strong-scented. Pileus about 2-4 in. across, flesh white, 

 thick at the disc, very thin elsewhere ; somewhat cam- 

 panulate, then expanded and generally wavy, umbonate, 

 ochraceous ; disc darker and tinged umber ; gills sinuate 

 and nearly free, thick, moderately distant, becoming yellowish 

 and stained with brown ; stem 1-1^ in. long, | in. thick, 

 sometimes more, nearly equal, solid, paler than the pileus,. 

 pruinose. 



Agaricus (Tricholoma) crassifolius, Berk., Outl., p. 100; 

 Cke., Hdbk., p. 34 ; Cke., Illustr., pi. 92. 



In fir woods. 



Kecognised by the strong small, ochraceous pileus, and 

 more especially the thick gills, which are very unusual in 

 the present genus. 



Tricholoma tumidum. Pers. 



Pileus about 3 in. across, flesh rather thick, white ; de- 

 formed and bullate or inflated, then expanded and wavy, at 

 length cracking, damp in rainy weather, rather shining 

 when dry, livid-grey, spotted and variegated, margin thin, 

 more or less lobed, incurved at first ; gills emarginate, ^ in. 

 broad, thickest at the base, rather distant, pure white then 

 grey with a rufescent tinge ; stem solid, flesh fibrous, stout, 

 3 in. long, f in. thick, sometimes inflated, glabrous, striate, 

 pure white, base often attenuated and rooting; spores- 

 elliptical, 6 X 4 p.. 



Agaricus tumidus, Persoon, Syn., p. 350 : Cke., Hdbk. p. 34 1 

 Cke., Illustr., pi. 93. 



In pine woods, &c. 



A tall ^ species, somewhat cartilaginous, at length rigid 

 and fragile, smell weak, not unpleasant. Dimensions very 

 variable; sometimes, when growing among high moss, the 

 stem is elongated and slender, and the pileus smaller. Allied 

 to the Difformes section of Clitocybe. (Fries.) 



Var. Keithii, Phil. & Plow. ; Cke., Hdbk., p. 34. 



This differs from the type in its cinero-rnfescent pileus, 



