92 OUTLINES OF BRITISH FUKGOLOGY. 



** Gills at first azure-hhije or slujlitlij dark blue. 



4.98. A. (Leptonia) serrulatus, P. (p. 146), 



499. A. (Leptonia) euchrous, P. (p. 146) ; 1 iu. 



500. A. (Leptonia) chalybseus, P. (p. 147) ; 1 in. 



501. A. (Leptonia) lazulinus, Fr. ; gregarious; pileus 

 1-1 2 in., black-fuliginous, somewhat membranaceous, cam- 

 pauulate, then expanded and obtuse, striate, at first smooth, 

 then obsoletely umbilicate and rimoso-squamulose, fragile ; 

 stem cartilaginous, fistulose, smooth, even, dark blue, white- 

 ■woolly at base ; gills adnate, separating, pallid deep blue, 

 equally attenuated from stem to margin of pileus, edge 

 same colour. 



On the ground, among graso. 



***■ Gills 2}allid, becoming blue, ijelloio, or green. 



502. A. (Leptonia) incanus, Fr. (p. 147). 



503. A. (Leptonia) formosus, Fr. ; pileus 1 in., yellow 

 wax-colour, sprinkled with minute fuscous squamules or 

 fibrils, somewhat membranaceous, slightly tough, convex, 

 then plane, umbilicate, striate ; stem cartilaginous, some- 

 what fistulose, internally stuffed with soft white flocci, 

 equal, even, smooth, shining, yellow ; gills adnate, with a 

 decurrent tooih, somewhat distant, light yellow-pallid, then 

 flesh-colour, edge entire, same colour. 



Among Eqaisetuni. Scarborough. 



Var. suavis, Lasdi ; stem becoming bluish. 



Among Equisetwn. 



504. A. (Leptonia) chloropolius, Fr. ; pileus 1 in., 

 livid, blacU-squamulosc in centre, membranaceous, convex, 

 then flattened ; margin at first iuflexed, striate ; stem fistu- 



