52 



The dimensions and habit are the same as in the last sj^ecies, to 

 Avhich this is clearly related. Its lamellae also have the same 

 peculiar appearance. 



Agaricus (Naiicoria) discomorbidusj Peck. 



Pileus thin, convex or expanded, smooth, slightly viscid, reddish-brown or 

 dull chestnut ; lamellae narrow, crowded, minutely serrulate, white or pallid, 

 then brownish ; stem equal, stuffed, smooth, slightly mealy at the top, white ; 

 tlesh white ; spores nucleate, .0004' x .00035'. 



Plant 2'-3' high, pileus l'-1.5' broad, stem l"-2" thick. 



Ground in woods. Croghan and Copake. September and Octo- 

 ber. 



In the dried specimens the disk has a dark discolored appearance 

 as if beginning to decay. 



Agaricus (Galera) expausns; Peck. 



Pileus submembranaceous, expanded or depressed, viscid, plicate striate on 

 the margin, brownish-ochre, sometimes tinged with yellow and pink hues ; 

 lamellae close, ferruginous ; stem long, equal, hollow, slightly pruinose, 

 faintly striate, yellow ; spores .00045' x .00028'. 



Plant 3'-4' high, pileus 1' broad, stem 1" thick. 



Decaying wood. Sandlake and Memphis. August. 



A^aricus (Galera) callistus, Peck. 



Pileus thin, expanded, subumbonate, smooth, viscid, striatulate on the mar- 

 gin, olivaceous or ochraceous, the umbo or disk bright chestnut color; lamel- 

 lae thin, close, ventricose, easily separating from the stem, yellowish, becoming 

 bright ferruginous ; stem equal, hollow, pruinose, yellow, spores .00035' x 

 .0002'. 



Plant l'-1.5' high, pileus 6"-10" broad, stem .5" thick. 



Exsiccated water-holes in wooded swamps. Croglian. September. 



In the dried specimens the lamellae are white on the edge and 

 the pileus has assumed a dull metallic green color. 



Agaricus (Galera) Coprinoides, Peck. 



Pileus membranaceous, soon expanded, often split on the margin, plicate- 

 sulcate to the small even disk, yellowish inclining to ochre; lamellae close, 

 slightly rounded behind, concolorous ; stem equal, short, hollow, minutely 

 hairy-pruinose, white ; spores .00028' x .0002'. 



Plant 1' high, pileus 6 ' broad, stem .5' thick. 



Grassy ground. Sterling. August. 



The appearance of the pileus is suggestive of some of the smaller 

 Coprini. 



