COLLYBIA. 135 



"but the margin is distinctly incurved when young. Known 

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

 small but acute, pointed umbo. 



Collybia ventricosa. Bull. 



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

 convex and umbonate, glabrous, pale tan or pale dingy 

 ochraceous; gills arcuately adnexed, ventricose, 1| line 

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

 long, ventricose near the base, where it is 2-3 lines thick, 

 almost equal above and 1 line thick, ending below the 

 swelling in a slender, tapering, rooting base, coloured like 

 the pileus or rufescent, even, naked, hollow. 



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

 Cke., Illustr. pi. 145A ; Cke., Hdbk., p. 68. 



In woods. 



Somewhat resembling C. dryophila, 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, white; stem 4-5 in. long, l|-2 lines thick, 

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

 white and obtuse, slightly pruinose above ; spores elliptical, 

 <3 x 4/*. 



Agaricus {Collybia) leucomyosotis, Cke. and Smith; Cke., 

 Hdbk., p. 369; Cke., Illustr., 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 in. across and high, flesh thin; semiovate or 

 hemispherical, obtuse, viscid, pallid yellow, spotted here 

 and there; gills broadly aduate with a decurrent tooth, 



