918 NEW YORK STATE MUSEUM 



when moist, paler when dry, flesh colored like the pileus when 

 moist, whitish when dry, taste farinaceous; lamellae thin, 

 narrow, very close, Founded behind, adnexed, uneven on the 

 edge, whitish or subcinereous; stem nearly equal, silky-fibrillose, 

 hollow, whitish; spores elliptic, .0003-00035 of an inch long, 

 .00016-.0002 broad. 



Pileus 1-1.5 inches broad; stem 1-2 inches long, 1.5-2.5 lines 

 thick. Woods. Bolton. September. 



This species is related to T. h u m i 1 e from which it may be 

 distinguished by its smaller size, hollow silky fibrillose stem, 

 the rimose margin of the pileus and its farinaceous taste. 



Clitocybe regularis n. sp. 



PLATE K, FIG. 1-7 



Pileus thin, flexible, broadly convex becoming nearly plane, 

 often slightly depressed in the center, orbicular, regular, 

 whitish when moist, white when dry, flesh white, taste mild; 

 lamellae thin, narrow, crowded, decurrent, whitish; stem firm, 

 equal, glabrous, solid, rarely with a very small cavity, whitish, 

 spongy thickened at the base; spores minute, .0002 of an inch 

 long, .0001-.00012 broad. 



Pileus 1-2.5 inches broad; stem about 1 inch long, 1.5-2.5 lines 

 thick. Among fallen leaves in woods. Bolton. August. 



This species is related to O. t o r n a t a, from which it differs 

 in its thin flexible moist pileus, its distinctly decurrent lamellae 

 and in its solid stem with the spongy mass of mycelioid tomen- 

 tum at the base. 



Clitocybe subconcava n. sp. 



PLATE K, FIG. 8-13 



Pileus thin, convex, deeply umbilicate, glabrous, hygrophan- 

 ous, brownish or reddish brown and usually striatulate on the 

 decurved margin when moist, whitish when dry; lamellae arcu- 

 ate, decurrent, close, pallid or subcinereous; stem equal, firm, 

 solid or stuffed, sometimes with a small cavity, slightly fibril- 

 lose, colored like the pileus; spores minute, .0002-00024 of an 

 inch long, .00012-.00016 broad. 



