250 FUNGUS-FLOEA. 



* Cfills whitish ; not hygrophanous. 



Leptonia placida. Fr. 



Pileus 1-lf in. across, flesh tliin, campanulate tlieri convex, 

 not striate, the blackish disc densely downy, the remainder 

 covered -with blackish fibrils or squamules on a greyish- 

 white ground, sqnamules arranged concentrically at last; 

 gills adnexed, very broad behind, not ventricose, crowded ; 

 whitish, as is also the margin ; stem 2-3 in. long, 1^ line 

 thick, equal, very rigid, having white meal at the slightly 

 thickened apex, and with black points when seen under a 

 lens, remainder glabrous, even, dark-blue or blackish-blue. 



Agaricus (^Leptonia) placidus. Fries, Epicr., p. 191 ; Cke., 

 Hdbk., p. 129 ; Cke., Illustr., pi. 330. 



On or near beech trunks, &o. 



Leptonia lappula also has black points at the apex of the 

 stem, but is distinguished from the present species by the 

 umbilicate pileus. 



Leptonia anatina. Lasch. 



Pileus 1-lf in. across, campanulate, subumbonate, dark 

 cinnamon, fibrillose or minutely squamulose ; gills adnexed, 

 seceding, rather broad, whitish then salmon-colour; stem 

 1^ in. high, 2-3 lines thick, imperfectly hollow, blue, darkest 

 towards the smooth, even apex, remainder fibriUose ; spores 

 elliptic-oblong, smooth, pink, 8 x 5 ;«,. 



Agaricus (Leptonia') anatina, Lasch, n. 561 ; Fries, Hym. 

 Eur., p. 201. 



On the ground. 



Distinguished from L. lappula by the absence of black 

 points at apex of stem. 



Leptonia lappula. Fr. 

 Pileus about 1^ in. across, rather fleshy, convex then 

 plane, umbilicate, not striate, flocculose when young, then 

 with erect short fibrils that are crowded in the darker 

 umbilicus, grey, often with a brown tinge ; gills 2 lines 

 broad, adnate with a decurrent tooth, separating from the 

 stem, crowded, whitish, then dingy salmon-colour; stem 

 about 2 in. long, ll line thick, slightly striate, brownish- 

 lilac, apex naked and with black points ; the stem is some- 

 times blackish-purple. 



