CLASSIFICATION 99 



A. constrida.- — Entirely white. Cap about 2 in. across, smooth ; 

 gills almost free, narrow ; stem i|-2 in. long, fibrillose ; ring 

 narrow. 



Among grass in sunny places, especially where it has been 

 scorclied by urine. 



*** Gills more or less decitrrcnt. Resetnbling Clitocybe, hut with 

 a ring. 



A. mellea (PI. M, tig. 2). — Tufted. Cap 2-5 in. across, convex, then 

 expanded, very variable, usually ochraceous with a tinge of lioney- 

 colour, sprinkled over with small dark-spreading scales, sometimes 

 soot}^ or covered with olive down when young ; gills slightly de- 

 current, white, with a dingy pink tinge ; stem 3-5 in. long, dingy' 

 ochraceous, fioccose below the ring, base usually honey-colour. 



One of the commonest and at the same time the most variable 

 of fungi ; usually densely tufted, but sometimes solitary and 

 large. A destructive tree parasite. 



At the base of trunks or on the ground. 



A. suhcava (PL VIII, fig. 6). — Cap i-ij in. across, expanded, 

 striate to the middle, viscid, umbonate, white except the umbo, 

 which is brownish ; gills decurrent, white ; stem about 2 in. long, 

 wliite ; ring torn. 



On the ground in pine woods. 



A. mucida (PI. VI, fig. i). — Cap up to 3 in. across, hemispherical, 

 then expanded, very glutinous, often wrinkled, whitish or tinged 

 grey ; gills broad, distant, white ; stem 1^-4 in. long, curved, 

 smooth, white, but often with sooty squamules at the base ; ring 

 thick. 



Readily known by the glutinous cap, usually white, but some- 

 times sooty or olive-brown. 



On dead and living beech trunks. Usually tufted. 



A. citri. — Cap about i in. across, rather umbonate, sulphur- 

 yellow, becoming whitish ; gills narrow, crowded, white ; stem 

 2-3 in. long, whitish ; ring large, spreading. 



On stumps. Tufted. 



A. jasonis. — Cap 1-2 in. across, expanded, with a distinct rounded 

 umbo, granular, golden-yellow, tinged tawny at the disc ; veil in 

 fragments at edge of cap ; gills white, then pallid ; stem 2-3 in. 

 long, coloured like the cap, squamulose up to the torn, spread- 

 ing ring. 



On stumps. 



A. denigrata. — Cap 1-2 in. or more across, becoming plane, dark 

 brown, minutely warted ; gills pale brown, then darker ; stem up 

 to 2 in. long, fibrous, pale brown ; ring narrow, soon falling away. 



On the ground in damp places. 



