AGAPJCINI. 165 



campanulate or subovate, even, then striate, sometimes 

 rugose, white or ochrey-white, becoming fuliginous ; flesh 

 thin, white ; stem fistulose, naked, nearly equal, white or 

 same colour as piieus ; gills broad, free, much narrowed at 

 the tips, cinereous, then fuliginous, at length black. 

 On the ground. 



837. A. (Psathyra) gyroflexus, Fr. ; piieus h in., mem- 

 branaceous, conico-campanulate, striate, atomate, becoming 

 pallid ; stem slender, flexuose, silky, shining white ; gills 

 adnate, crowded, becoming purplish grey. 



Margin of woods. 



II. Obtusati. — Piieus campanulato-convex, flattened, smooth or 

 atomate, gills piano- or arcuato-adfixed. 



838. A. (Psathyra) spadiceo-griseus, Schaejf. (p. 173); 

 .2 in. 



839. A. (Psathyra) obtusatus, Fr. ; piieus 1 in., date- 

 brown-fuscous, or umber-fuscous, paler at margin, somewhat 

 membranaceous, conical, then convex, at length flattened, 

 obtuse, even at the disc, striate at margin, flesh same 

 colour ; stem fragile, fistulose, round, equal, fibrilloso- silky, 

 whitish, even at the apex ; gills adnate, broad, distinct, 

 somewhat distant, cinereous-fuscous, then umber. 



On the ground and on wood. Rare. 



III. FiBRiLLOSi. — Piieus and stem at first fibrillose or floccose 

 from the universal veil. 



840. A. (Psathyra) bifrons, B. (p. 173); £ in. 

 Var. semitinctus, Phil. : half-dyed. 



841. A. (Psathyra) semivestitus, B. and Br. ; piieus 

 i in., dark brown, then pale, ovate, obtuse, sprinkled with 

 little white fibrils more than half-way up ; stem fistulose, 



