42 



them forked ; stem equal or slightly tapering upward, floccose, viscid, smooth 

 at the top, hollow or containing a cottony pith ; annulus obsolete ; spores 

 .0001 6' x. 00012'. 

 Plant 2-3' high, pile us 2'-3' broad, stem 3" thick. 



Ground in frondose woods. Lowville. September. 



Agaricus (Armillaria) poiiderosus, Peck. 



Pileus thick, compact, convex or subcampanulate, smooth, white or yellow- 

 ish, the naked margin strongly involute beneath the slightly viscid persistent 

 veil ; lamellae crowded, narrow, slightly emarginate, white inclining to cream 

 color ; stem stout, subequal, firm, solid, coated by the veil, colored like the 

 pileus, white and furfuraceus above the annulus ; flesh white ; spores nearly 

 globose, .00016' in diameter. 



Plant 4'-6' high, pileus 4'-6' broad, stem about 1' thick. 



Ground in woods. Copake. October. 



The veil for a long time conceals the lamellae and finally becomes 

 lacerated and adheres in shreds or fragments to the stem and margin 

 of the pileus. 



Agaricus (Tricholoma) rnbicundus, Peck. 



Pileus convex, then expanded or centrally depressed, viscid, slightly tomen- 

 tose on the margin when young, smooth, or sometimes with a few scales either 

 on the disk or on the margin, red ; lamellae close, white, becoming spotted 

 with red, some of them forked ; stem firm, equal, solid, slightly pruinose, 

 white, often stained with red ; spores .00028' x .00016'. 



Plant 3-5' high, pileus 3'-5' broad, stem 6"-8" thick. 



Ground in woods. New Scotland. October. 



Agaricus (Tricholoma) flavescens, Peck. 



Pileus firm, convex, often irregular, dry, smooth, sometimes cracking on the 

 disk into minute scales, white or pale yellow, minutely tomentose on the 

 margin when young ; lamellae close, floccose on the edge, white or pale yellow ; 

 stem firm, solid, often unequal, central or eccentric, colored like the pileus ; 

 spores subglobose, .0002' in diameter. 



Plant caespitose, 2'-3' high, pileus 2'-3' broad, stem 4"-6" thick. 



Old pine stumps. Bethlehem and North Greenbush. October. 



Agaricus (Tricholoma) decorosus, Peck. 



Pileus firm, at first hemispherical, then convex or expanded, coated with 

 numerous brownish subsquarrose tomentose scales, dull ochraceous or tawny ; 

 lamellae close, rounded and slightly emarginate at the inner extremity, the 



