6o NEW YORK STATE MUSEUM 



Agaricus cremoraceus, Rep. 32, p. 26, is a mere form of this species. It 

 was''not well described nor well named and on this account perhaps the 

 later name should be retained. 



Collybia alba Fk. 



White Collybia. 

 (Rep. 41, p. 62.) 



Pileus thin, convex or hemispherical, even, obtuse, glabrous, white; 

 lamellae broad, subdistant, ventricose, adnexed or nearly free, white ; stem 

 short, equal or slightly thickened at the top, sohd, glabrous, white ; spores 

 broadly elliptical or subglobose, .00016 to .0002 inch long, .00012 to 

 .00016 broad. 



Pileus 3 to 5 lines broad; stem about one inch long, .5 to i line thick. 



Mossy decayed wood and stumps. Saratoga county. July. 



This is a small white species related to C. Mic/ieliana, C. muscigena, 

 and C. India, but differing from them by its broad ventricose lamellae. 

 The plants do not well retain their white color in drying. 



Collybia delicatella Fk. 



Little delicate Collybia. 

 (Rep. 30, p. 39.) 



Pileus submembranous, convex or broadly companulate, glabrous, pure 

 white; lamellae narrow but not crowded, emarginate, white ; stem slender, 

 equal, hollow, white, sUghtly white villose at the base; spores oblong or 

 narrowly eUiptical, about .0004 inch long, .00016 to .0002 broad. 



Plant gregarious or subc^espitose ; pileus 2 to 3 lines broad ; stem 8 to 

 12 lines long, about half a line thick. 



Among fallen leaves. Rensselaer county. September. 



This is a pretty little fungus of a pure or snowy- white color, but it be- 

 comes yellowish in drying ' Both it and C. alba have not been found 

 since their original discovery, 



Confertipedes. . 



Plants commonly ceespitose, often growing in tufts of many individuals, 

 the stems crowded or even united at the base. Pileus hygrophanous. 



Stems glabrous, (except at the base) I 



Stems covered with a whitish villose down confluens. 



I Stems white or whitish Familia. 



1 Stems brown or reddish-brOwn 2 



2 Lamella whitish or tinged with flesh color acervata. 



2 Lamellae pale cinnamon, darker with age spinulifera. 



