CLASSIFICATION OF AGAR* l.;l 



105. Russula virescens Fr. (Edible 



Epicrisis, L836-38. 



Illustrations: Cooke, III.. PI. L039. 



Gillet, Champignons de France, No. 639. 



Bresadola, Fungh. mang. e. vel., PI. 69. 



Michael, Fiihrer r. Pilzfreunde, Vol. II. No. 62. 



Atkinson, Mushrooms, PI. 36, Fig. I. L900. 



Marshall, Mushroom Book, PL I s . p. 69 (poor). 



Gibson, Edible Toadstools and Mushrooms, PL LI, p. 126, 



L903. 

 Peck, X. Y. State Mus. Rep. 18, PL 31, L896. 

 Hard, Mushrooms, Fig. 150, p. L89, L908. 

 Mcllvaine, Amer. Fungi., PL ll. Fig. »;. p. L84, L900. 



I'l LFA'S .">-1l' cm. broad, at the \i'v\ firs1 globose, soon convex and 



expanded, often s ewhal depressed <»n disk, firm, dry, as if velvety, 



the sin-race (especially the disk) broken into many floccdse or pul- 

 verulenl areas or patches, green or grayish green, the margin not 



striate <»r rarely so. cuticle scarcely distinguish ab] • separable. 



FLESH white. GILLS white, rather close, narrowed toward the 

 stem, almost or entirely Tree, few shorter or forked. STEM 3 7 cm. 

 long, ]-- cm. thick, white, firm, equal or subequal, solid or spoi 

 SPORES white, subglobose, 6-8 micr. OYSTIDIA uone. No differ 

 eiiiiaii'd subhymenium. TASTE mild. ODOB none. 



<>;ik and maple or mixed woods, probably throughoul the state. 

 Occasional, duly and August. 



Under this aame was included in this country, for o time, 

 a more common form with viscid striate cap which bas been 

 segregated by Peck under the name <<\' /.'. crustosa. The two seem to 

 run into each oilier ai limes. Imi Trek distinguishes the pileus of 

 /,'. crustosa "by iis smooth, not warty center, its paler color and 

 usually striate margin." Tin- latter is also distinctly viscid when 

 young hut iliis depends considers l >ly on the weather conditions. 

 /.'. virescens mighl he confused with green specimens of /■'. variata 

 whose surface is sometimes areolate, hut the gills "t /.'. vi 

 are qo1 as pure white, are qo1 decurrenl not- much forked, and the 

 taste ia mild. 



Microchemical te-is: <;. (Flesh and gills -lowly brighl bliu 

 F s. i No effect.) S v. i No effect) 



