RUSSULA. 51 



centric, without a separable pellicle, always dry, white at 

 first, even, then creamy white, minutely cracked when dry, 

 margin spreading, even; gills free, very broad, thick, dis- 

 tant, rigid, forked, white; stem l|-2 in. long, up to 1| in. 

 thick, equal, even, always white, solid, very compact, but 

 spongy, and soft within ; spores subglobose, echinulate, 

 7-9 /*. 



Russula lactea, Fries, Monogr., ii. p. 190; Cke., Hdbk. 

 p. 324 ; Cke., Illustr., pi. 1070. 



Agaricus lacteus, Pers., Syn., p. 439. 



In woods. 



Distinguished by being entirely white or cream-colour ; 

 very broad, thick gills at first free then adnate, and mild 

 taste. Care must be taken not to confound this with 

 bleached forms of other species. 



Var. incarnata, Quelet, Assoc. Fr., 1882, p. 10; Cke., 

 Hdbk., p. 324 ; Cke., Illustr., pi. 1071. 



Size and habit of the typical form. Pileus convex; de- 

 pressed, minutely mealy then cracked into areolae, white, 

 tinged with rose, at length tan-colour, growing pale; flesh 

 white, sweet ; stem stuffed, firm, minutely mealy, white ; 

 gills adnate, broad, forked, rigid, white then tinged yellow ; 

 spores 9 /x, diameter. 



Under fir-trees, &c. 



Russula nigricans. Fr. 



Mild. Pileus 3-5 in. across, very fleshy, convex then ex- 

 panded, umbilicately depressed, margin incurved at first ; 

 young specimens are slightly viscid when moist, even, 

 without a separable pellicle, whitish at first, soon sooty-olive, 

 at length becoming broken up into squamules and black; 

 flesh firm, white, becoming reddish when broken; gills 

 rounded behind, slightly adnexed, thick, distant, broad, 

 brittle, unequal, the shorter intermediate ones sometimes 

 very scanty, pallid, becoming reddish when bruised; stem 

 1-2-2 1 in. long, 1 in. or more thick, equal, pallid when young, 

 then black, solid ; spores subglobose, rough, 8-9 /*. 



Russula nigricans, Fries, Epicr., p. 350 ; Cke., Hdbk., p. 319 ; 

 Cke., Illustr., pi. 1015. 



In woods, &c. 



Compact, fleshy, inodorous, becoming entirely black with 



K 2 



