MYCENA. 95 



pilous much longer, subcampauulate rufescent, varied with 

 yellow-green towards the margin and blue nearer to the 

 centre; sometimes the whole rufescent except the extreme 

 margin, which is deep blue. The gills paler, but not always 

 so, and more denticulate, their edges milky. Smell strong. 

 A most elegant though small species. (Berk.) 



Mycena filopes. Bull. 



Pileus about J in. across, membranaceous; conical then 

 campanulate, at length expanded, obtuse, striate, brownish- 

 gi-ey or livid-grey, rarely whitish; gills free or slightly 

 adnexed, narrow, ventricose, crowded, white ; stem 3-4 in. 

 long, very slender, equal, rather fragile, flaccid, glabrous, 

 whitish ; base rooting, fibrillose. 



Agaricus filopes, Bulliard, t. 320; Cke., Hdbk., p. 84; 

 Illustr., pi. 161a. 



In woods among leaves, &c. 



Fragile. Distinguished among the small species by the 

 long filiform stem ending in a fibrillose, rooting base. 



Stem fistulose, 3 in. and more long, equal, altogether 

 filiform, straight, flaccid but not very tough, even, glabrous, 

 with a long, downy, rooting base, livid or with a fuscous 

 tinge, filled with a watery juice when growing. Pileus re- 

 markably membranaceous, conical then campanulate, obtuse, 

 striate, dry, glabrous, about |- in. broad, livid-fuscous, rarely 

 whitish. Gills free or touching the stem, lanceolate, ventri- 

 cose, crowded, white. (Fries.) 



VI. FRAGILIPEDES. 



Mycena atroalba. Bolton. 



Pileus about 1 in. across, flesh very thin; parabolic- 

 campanulate, obtuse, disc even, blackish, becoming whitish 

 towards the pellucidly striate margin ; not hygroj)hanous ; 

 gills free, ventricose, crowded, white then glaucous; stem 

 3-4 in. long, almost 2 lines thick, even, pallid, apex darker, 

 base swollen, strigose. 



Agaricus atroalbus, Bolton, t. 137 ; Cke., Hdbk., p. 81. 



On the ground. 



Solitary or gregarious, not caespitose. Firm but not 



