41 



V. Descriptions of New Species of Fungi 



BY CHAS. H. PECK. 

 [Mead before this Society June Gt7i, 1873. J 



HYMENOMYCETES. 



Agaricus (Amanita) russuloides^ Peck. 



Pileus at first ovate, then expanded or convex, rougli with a few superficial 

 warts or entirely smooth, viscid when moist, widely striate-tuberculate on the 

 margin, pale yellow or straw color ; lamellae close, free, narrowed toward the 

 stem, white ; stem firm, smooth, stuffed, annulate, equal or slightly tapering 

 upward, bulbous ; annulus thin, soon vanishing ; volva fragile, subappressed ; 

 spores broadly elliptical, .0004* long, .0003' broad. 



Plant 2'-3' high, pileus 1.5'-3' broad, stem 3"f-5'' thick. 



Grassy ground in open woods. Greenbusli, June. This species 

 is remarkable for the thin striate-tuberculate margin of the pileus 

 which causes it to resemble some species of Kussula. 



Agaricus (Lepiota) fiiscosquameusj Peck. 



Pileus hemispherical or convex, rough with numerous erect pointed black- 

 ish-brown scales ; lamellae close, white, free ; stem equal, thickened at the 

 base, hollow or stuffed with a cottony pith, floccose, brown ; spores .0003' x 

 .00014'. 



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



Ground in woods. Croghan. September. 



Agaricus (Lepiota) oblitasj Peck. 



Pileus convex or expanded, subumbonate, smooth or obscurely equamose 

 from the breaking up of the veil, viscid, alutaceous inclining to tawny, the 

 umbo generally darker ; lamellae crowded, free, whitish or yellowish, some of 



♦One accent (') = inch or inches. tTwo accents (") = line or lines. 



BtTL. BUP. SOC. NaT. SCI. (G) JTTLT, 1873. 



