170 A CATALOGUE OF BRITISH POISONOUS FUNGI. 



Season. June to October. Common. 



Pileus. Half to one incli across, fawn, sub-rufescent, smooth, 

 sleek, never viscid, sometimes rimose or sub-squamulose ; bemis- 

 plierical, then conico-convex, even. Margin projecting. 



Stem. Two to tbi^e inches high, rufescent, slender, even, equal, 

 pulverulent above. Veil fugacious. 



Section. Flesh pallid, thickish. Stem stuffed or hollow. Gills 

 fawn, clouded with black spores, crowded, broad, entire, at first 

 ascending, then plane, equal, adnate. Odour feeble. Taste 

 nauseous. Spores black. 



06s. It is certainly poisonous, but the action of its essence is undetermined. 

 Others of its congeners are suspected, but they are all insignificant in size, and 

 not hkely to be mistaken for any esculent. — W. D. H. 



Geiins AGARICUS. Sttb-gemis PHOLIOTA. 



(XVIII.) AGARICUS AURIVELLUS; Pholiota aurivella ; The 



Guilty-sprout. 



Habitat . On trunks of willows and pollard's. Singly. 



Season. September and October. Rare. 



Pileus. Some three inches across, golden-yellow and tawny- 

 squamose, viscid in wet ; hemispherical, then campanulate, convex, 

 expanded, gibbous. Scales thick-set on disc, scattered at margin, 

 tawny, adpressed. 



Stem. Three or four inches high, yellow, tawny-squamose, 

 curved, hard, unequal, sub-bulbous. Ring high, toi"n. 



Section. Flesh pallid, thickish, tough. Stem stuffed, brown 

 within base. Gills pallid, then yellow, at length brown, fixed, 

 broad, straight, sinuate, adnate. Odour disagreeable. Taste 

 bitterish. Spores brown. 



Ohs. Sundry authorities affirm this species to be poisonous, but the character 

 of its essence is unknown. It might easily be mistaken for one of the esculent 

 Pholiotes. Pho. radicosa is also. suspected, but apparently only because it has 

 the scent of bitter almonds. — W. D. 11. 



Genm AGARICUS. Sub-genus PSALLIOTA. 



(XIX.) AGARICUS SYLVATICUS ; Psalliota sylvatica ; The 



Wood Pratelle. 



Ilahitat. In woods, under trees and hedcres. Scattered. 



