60 TWENTY-FOURTH REPORT ON THE STATE MUSEUM. 
Agaricus ScouMACHERI F”. 
Ground in woods. Greig, Lewis county. September. This 
plant when oid assumes the appearance of a large Clitocybe. 
AGARICUS EQUESTRIS LZ. 
Ground in pine woods. Bethlehem, Albany county. November. 
This is the form with a white stem. The lamelle in our speci- 
mens are not entirely free, but deeply emarginate and attached 
to the stem by a very narrow part. 
Acarticus (TricHoLoma) 'TRENTONENSIS 7. sp. 
Pileus thin, convex or expanded, often irregular, smooth or sub- 
virgate, hygrophanous, slightly striatulate on the margin when 
moist, dingy white, the disk generally brown; lamelle very nar- 
row, crowded, obscurely emarginate, white inclining to yellowish ; 
stem short, equal, solid, slightly striate, white. 
Plant 1.5’-2’ high, pileus 1—2’ broad, stem 3’’—5” thick. 
Ground and rotten wood in woods. Trenton Falls. September. 
Gregarious or subczespitose, sometimes closely crowded. 
Agaricus (TricHoLoma) SIENNA 7. sp. 
Pileus rather thin, convex, then expanded or slightly depressed, 
smooth, hygrophanous, obscurely striatulate on the extreme margin 
when moist, yellowish red; lamellee moderately close, whitish; 
stem equal, smooth, hollow, concolorous with the pileus. 
Plant 2’-3’ high, pileus 1-2’ broad, stem 3’—4” thick. 
Ground in woods. Greig. September. 
The pileus has the color of burnt sienna, and the coloration of 
the whole plant resembles that of Hydnum repandum. 
, 
Agaricus (TRICHOLOMA) CHRYSENTEROIDES 2. sp. 
Plant light yellow; pileus fleshy, convex or expanded, firm, 
smooth, dry; lamelle close, attached, slightly ribbed along the: 
upper margin with transverse veinlets; stem firm, equal, smooth, 
solid ; spores elliptical, ;4,, long. 
Plant 2-4’ high, pileus 1’—2’ broad, stem 3”—4” thick. 
Ground in woods. Greig. September. 
Perhaps too near A. chrysenterus, but the lamelle are attached 
to the stem, not free, and the pileus is without any umbo. 
AGARICUS (CiirocyBE) HorrMant 7. sp. 
Pileus fleshy, thin, convex, then funnel-form, umbilicate, hygro- 
phanous, watery yellow when moist, yellow when dry; lamellee 
