COLLYBIA. 135 



but the margin is distinctly incurved when jonng. Known 

 hy the thin, persistently campanulate, lax pileus, and the 

 small but acute, pointed umbo. 



Collybia ventricosa. Bull. 



Pileus 1-1 i in. across, flesh thin; campanulate, then 

 convex and umbonate, glabrous, pale tan or pale dingy 

 ochraceous; gills arcuately aclnexed, ventricose, 1^ line 

 broad, rather crowded, undulate, rufesceut ; stem 3-4 in. 

 long, ventricose near tlie base, where it is 2-3 Hues thick, 

 almost equal above and 1 line thick, ending below the 

 s^'-elling in a slender, tapering, rooting base, coloured like 

 ttie pileus or rufesceut, even, naked, hollow. 



Agaricus ventricosus, BuUiard, Champig. Fr., t. 411, f . 1 ; 

 Cke., lUustr. pi. 145a; Cke., Hdbk., p. 08. 



In w^oods. 



Somewhat resembling C. dri/opliila, but distinguished by 

 the longer stem being ventricose or swollen near the base, 

 and rooting. 



Collybia leucomyosotis. Cke. & Sm. 



Strong-scented, rather fragrant. Pileus about 1 in. across, 

 flesh rather thick, dingy; convex then expanded, sometimes 

 obtusely umbonate, pale mouse-colour, disc darker, margin 

 paler and faintly striate, almost white when dry ; gills 

 adnate and distinctly sinuate behind, thick, rather distant, 

 1-| line broad, w^hite ; stem 4-5 in. long, l|-2 lines thick, 

 equal, straight or slightly wavy, very brittle, pallid, base 

 white and obtuse, slightly prninose above ; spores elliptical, 

 <3 X 4 ^. 



Agaricus (^Collybia) leucomyosotis, Cke. and Smith; Cke., 

 PIdbk., p. 369; Cke., lUustr., pi. 651. 



On Sphagnum, in bogs. 



Habit very much resembling the figure in Fries' Icones, of 

 Naucoria myosotis, hence the name. (Cooke.) 



Distinguished by the strong scent and the adnate, sinuate 

 gills. 



Collybia Stevensoni. B. & Br. 

 Pileus J in. across and high, flesh thin; semiovate or 

 hemispherical, obtuse, viscitl, pallid yellow, spotted here 

 and there; gills broadly adnate with a decurrent tooth. 



