144 BRITISH FUNGI 



C. niimmulavia. — Cap about i|- in. across, thin, soon almost 

 plane and umbonate, pallid or whitish, often variegated with 

 reddish or yellow stains ; gills free, white ; stem t\-2 in. long. 

 pallid. 



Distinguished by the whitish cap which becomes plane and 

 depressed round the small umbo. 



Among leaves. 



C. esculenta. — Cap J-| in. across, plane, obtuse, ochraceous-tan or 

 brownish ; gills very broad, tinged tan ; stem 1-2 in. long, shining, 

 yellowish tan, ending in a long, smooth, descending rooting base, 

 sometimes 6 in. long. ^ , 



In woods, pastures, etc. 



C. tenacella. — Cap J-| in. across, soon expanded and some\\hat 

 umbonate, smooth, brown, becoming pale ; gills broad, snow-white ; 

 stem 2-3 in. long, thin, straight, tawny, ending in a long, fibrillose 

 rooting base. 



Very tough. Differs from C. esculenta in the root being do\\ny, 

 and in the snow-white gills. 



In woods, especially pine. 



ft Gills narrow, crowded. 



C. citstygia. — Smells like rancid meal. Cap 1 1-2 in. across, convex, 

 then plane, sometimes wavy, dingy white, disc tinged, shining when 

 dry ; gills dark gre\^ ; stem 2-3 in. long, narrowed into a rooting 

 base, white and sprinkled with minute scales, base darker, striate 

 or fibrous. 



Known by the dark grey gills and rancid smell. The whole plant 

 turns black when dry. 



On the ground. 



C. retigera. — Cap thin, campanulate, then expanded and sub- 

 umbonate, smooth, dry, covered with a network of raised ribs 

 (best seen when old), edge striate, pallid, centre tawny-brown, about 

 2 in. across, gills rather broad, ventricose, edge fimbriate, pallid ; 

 stem equal, pallid, l^ase minutely downy, somewhat rooting, 3-4 in. 

 long. 



On and around stumps. 



C. planipes. — Tufted. Cap orlncular, convex, then more or less 

 plane, brownish or bay, the crenulated edge paler, somewhat \iscid 

 in moist weather, |-i in. across ; gills almost free, rather broad, 

 whitish ; stem usually compressed, slightly striate, coloured like 

 the cap, base brown and rooting, 1-2 in. long. 



The tufted habit, rooting stem, and general brownish colour 

 distinguish the present species. First found in Britain in Epping 

 Forest by Mr. A. Clarke, during a most enjoyable mycological 

 ramble with Mr. C. Crossland and the writer. 



On dead wood, etc. 



