A CATALOGUE OF BBITISH POISONOUS FUNGI. 165 



Genus AGARICUS. Sub-genus CLITOCYBE. 



(VII.) AGARICUS INVERSUS; Clitocybe inversa; The 

 Infamous Clitocybe. 



Habitat. In woods and under trees. Scattered, or in tufts. 



Season. September to November. I^ot common. 



Pileus. Some two inches across, red-brown, then tan, smooth, 

 sleek ; convex, then plane, at length infundibuliform. Margin 

 thin, even, involute. 



Stem. One to two inches high, tint of pileus, slender, rigid, 

 equal, smooth, often bent, naked. 



Section. Flesh pallid, thin, fragile. Stem stuffed, at length 

 fistulose. Gills pallid, then tan, simple, narrow, sub-serrulate, very 

 decurrent. Odour sour. Taste repelling. Spores white. 



Obs. Paulet, L'Ecluse, and Kickx state it to be poisonous, but do not assign 

 character to the noxious princijile it contains. Clit. flaccida is also said to be 

 poisonous. It differs from the above species by flabby habit, arcuate gills, and 

 yellowish gills and stem, otherwise resembling it. — IF. D. H. 



Genus AGARICUS. Sub-genus COLLYBIA. 



(VIII.) AGARICUS DRYOPHILUS; CoUyhia dryopMla; The 

 Leaf-bane. 



Habitat. Among dead leaves under trees. Singly or in tufts. 



Season. May to November. Common. 



Pileus. One to two inches across, pallid, livid, dusky buff, or 

 pale pinky tan, smooth, perhaps polished, soft ; hemispherical, 

 then plane, slightly depressed, obtuse, even. 



Stem. Two to three inches high, tint of pileus, pale below, 

 slender, smooth, sleek, fragile, perhaps split, naked, sub-incrassate, 

 at base, attached to leaves by villose filaments. 



Section. Flesh pallid, watery, thin, soft. Stem hollow. Gills 

 pallid or discoloured, numerous, soft, narrow, serrulate, sinuate, 

 free at first, then denticulato-adnexed. Odour mouldy. Taste 

 bitter and nauseous. Spores white. 



Obs. Its essential principle is irritant, but is not very virulent. The species 

 is repelling, but inexperienced gatherers might mistake it for the Oread. — 

 W. D. H. 



