-56 FUNGUS-FLOE A. 



ai-e rarely forked, and in this respect miglit be in the section 

 Fragiles ; in many other points it agrees with the Compactae. 

 .(Fries.) 



Russula heterophylla. Fr. 



Mild. Flesh thick, firm, white; convex then plane; 

 "usually becoming depressed, quite even and polished, pellicle 

 ^ery thin ; margin thin, often more or less incurved, even or 

 -densely hut slightly striate ; colour variable, greenish, the 

 "disc becoming ochraceous, yellowish brown, &o. ; gills almost 

 free, very narrow, rarely 3 line broad, very much crowded, 

 forked and with many shorter ones, white ; stem about 1^ in. 

 long, up to 1 in. thick, nearly equal, solid, firm, white; 

 :spores subglobose, echinulate, 7-8 //, diameter ; no projecting 

 cystidia. 



Mussula Jieterophylla, Fries, Epicr., p. 352; Cke., Hdbk., 

 p. 328; Cke., Illustr., pi. 1044 and 1046. 



In woods, &c. 



A very distinct species, easily recognised by the even 

 ■pileus, and very narrow, closely-crowded white gills. 

 JJ. cyanoxaniha differs in the broad gills furnished with 

 jaumerous projecting cystidia. 



Colour very variable. Taste always mild, as in Bussula 

 ■eyanoxantha, from which the present differs in its smaller 

 size, thinner pilens, not rugulose, never reddish or purplish, 

 the thin pellicle closely adnate, stem firm, solid, gills thin, 

 exceedingly narrow, very much crowded, shining white, 

 mixed with many shorter and forked ones. Among several 

 forms the following is readily distinguished. ("Fries.) 



Var. galochroa, Fr., Mon., ii. p. 195 ; Bussula gahchroa, 

 •Cke., Hdbk., p. 328; Cke., Illustr., pi. 1089. 



Stem solid, firm, 1-2 in. long, ^ in. thick, never tinged 

 -with red. Pileus almost plane, viscid in damp weather, 

 usually dry, greenish-white, even, but often with scattered." 

 white floccose spots. Gills very thin, more or less forked 

 .and unequal ; spores 5-6 //,. 



Especially in heathy birch woods. 



Russula azurea. Bres. 

 Mild. Pileus about 2 in. across, convex, then expanded, 

 ^and more or less depressed, dry, pale glaucous-green, or 



