64 NEW YORK STATE MUSEUM 



Berk, it differs in its smaller size, more slender stem, and in its 

 pileus being neither viscid when moist nor silky when dry. Its 

 lamellae are adnate and fairly bristle with numerous cystidia. 



Inocybe subexilis Pk. 



FEEBLE INOCYBE 

 Ag. (Inocybe) subexilis Pk. N. Y. State Mus. Rep't 38, p.87 



Pileus thin, convex or subcampanulate becoming expanded,, 

 umbonate, fibrillose on the margin, pale chestnut becoming yellow- 

 ish or subochraceous ; lamellae narrow, close, adnexed, whitish 

 becoming dingy ochraceous ; stem equal, slender, flexuous, slightly 

 striate, solid, minutely pruinose, pinkish becoming yellowish ; spores 

 subglobose, slightly nodulose, 5-6 n- in diameter, cystidia 

 45-60 x 12-15 !J.. 



Pileus 6-10 mm broad; stem 2-2.5 ^m long, about i mm thick. 



Damp mossy ground in woods. Fulton co. July. Rare. 



Inocybe nigridisca Pk. 



BLACK DISK INOCYBE 

 N. Y. State Mus. Rep't 41, p.67 



Pileus thin, convex becoming nearly plane or centrally depressed, 

 umbonate, minutely fibrillose and blackish brown with a grayish 

 margin when moist, cinereous when dry; lamellae close, rounded 

 at the stem, free or slightly adnexed, grayish becoming brownish 

 ferruginous ; stem slender, flexuous, firm, solid, minutely villose 

 pruinose, reddish brown ; spores globose or ellipsoid, nodulose, 5-6 />- 

 in diameter or 7-8 x 5-6 //, cystidia 45-50 x 12-15 '^■ 



Pileus 8-16 mm broad; stem 2.5-4 cm long, about i mm thick. ' 



Damp places under ferns. Oswego co. June. Rare. 



Its distinguishing features are its blackish brown pileus with 

 grayish margin when moist, fading to cinereous when dry. 



Inocybe infida (Pk.) Mass. 



UNTRUSTY INOCYBE 



A g. (Inocybe) i n f i d u s Pk. N. Y. Slate Mus. Rep't 27, p.95 



Pileus firm, campanulate or expanded, subumbonate, slightly 



squamulose on the disk, often split on the margin, whitish with 



umbo or disk often reddish brown ; lamellae close, narrow, adnexed, 



pallid, becoming subcinnamon ; stem equal or a little enlarged at 



