54 TWENTT-SIXTH REPORT ON THE StATE MUSEUM. 



Ground in woods. Croghan. September. 



The watery spots of the pileus resemble those of Ag. marmoreus. 

 They often disappear as the plant becomes dry. 



Agaeicus (Clitocybe) Truncioola Peclc. 



Pileus thin, firm, expanded or slightly depressed in the center, 

 smooth, dry, white; lamellae narrow, thin, crowded, adnate-decur- 

 rent ; stem equal, stuffed, smooth, often eccentric and curved, 

 whitish. 



Plant 1' high, pileus 1' broad, stem 1" thick. 



Trunks of frondose trees, especially maples. Croghan. Sep- 

 tember. 



AaAEicus (Clitocybe) subzonalis Peeh. 



Pileus thin, centrally depressed or subinfuudibuliform, marked 

 with two or three obscure zones, with a slight appressed silkiness, 

 pale yellow ; lamellae close, narrow, equally decurrent, some of 

 them forked, pallid or yellowish ; stem equal, slightly fibrillose, 

 stuffed, pale yellow. 



Plant 2' high, pileus 2'- 3' broad, stem 2" -4' thick. 



Ground in woods. Croghan. September. 



Agaeicus (Clitocybe) Geeaedianus Peck. 



Pileus thin, funnel-form, hygrophanous, striatulate when moist, 

 brown, rough with scattered blackish points; lamellae decurrent, 

 close, a little paler than the pileus, some of them forked ; stem 

 rather long, flexuous, smooth, stuffed, concolorous, white at the 

 base. 



Plant 2'- 3' high, pileus 8 "-12" broad, stem .5"-!" thick. 



Sphagnous marshes. Sandlake, Rensselaer county. New Paltz. 

 June. 



This is related to Ag. ectypoides^ but it is much more slender 

 and fragile, with a different habitat and without the fibrous radia- 

 ting lines on the pileus of that species. 



Agaeicus nigee Sohw. 



Decaying wood. Helderberg mountains. 



Agaricus conigenus Pers. 



Fallen pine cones. Croghan and New Scotland. September. 



Agaeicus (Collybia) coloeeus Peck. 



Pileus convex, subumbilicate, slightly fibrillose, hygrophanous, 

 yellow, sometimes tinged with red, the margin exceeding the 



