48 TWENTY-EIGHTH REPORT ON THE STATE MUSEUM. 
AGARICUS (LEPIOTA) PUSILLOMYCES 7. Sp. 
Pileus thin, subcampanulate or convex, subumbonate, 
minutely granular mealy, whitish or dingy ; lemelle broad, 
close, free, white; stem slender, equal, exannulate, rough 
with a granular-mealiness, colored like the pileus; spores 
elliptical, .00016’—.0002* long. 
Plant scarcely 1’ high, pileus 2-4” broad, stem .5” thick. 
Ground under Péeris aqguilina. Lake Pleasant. August. 
(Plate 1, figs. 1-3.) 
The species is related to A. gr wei lara but the plants are 
very much smaller and ringless. 
AGARICUS TENERRIMUS Berk. 
Under pine and hemlock trees. Northville, Fulton county. 
August. 
AGARICUS (OMPHALIA) AUSTINI 2. sp. 
White, rather tenacious ; pileus convex or hemispherical, 
glabrous, striate, deeply umbilicate, sometimes perforate, 
viscid when moist; lamelle subdistant, decurrent; stem 
slender, equal, hollow, smooth, villose at the base; spores 
elliptical, .00025’ long. 
Plant gregarious, about 1’ high, pileus 3’—6” broad. 
Prostrate dead trunk of a small spruce tree. Providence, 
Saratoga county. August. 
Dedicated to Mr..C. F. Austin. 
AGARICUS (EccILIA) WATSONI 2. Sp. 
Pileus hemispherical or convex, umbilicate, striatulate, 
brown, the umbilicus darker and rough with minute black- 
ish- ses scales; lamelle distant, arcuate, decurrent,- 
whitish then flesh-colored; stem equal, scat shining, 
brownish or pallid; spores angular, generally with a single 
nucleus, .00035’—.0004’ in diameter. . 
Plant 1’ high, pileus 5’-10” broad, stem .5’-1” thick. 
Ground in woods. Northampton, *ulton county. <Au- 
ust. 
Dedicated to Wr. Sereno Watson. 
* One accent (,) denotes inch or inches, two accents (,,) denote line or lines. 
