Part 2, 1917] AGARICACEAE 115 
concolorous, entire, sometimes splitting with age; context very thin, pallid; lamellae sinuate, 
of medium breadth, subcrowded, slightly ventricose and rounded behind, entire on the edges, 
pallid to rose-colored; spores ellipsoid, angular, uniguttulate, usually apiculate, rose-colored, 
9-11 X 5-7 »; stipe decidedly tapering upward, conspicuously twisted, smooth, glabrous, 
polished, white or pale-avellaneous, solid, 6-7 cm. long, 3-6 mm. thick. 
Type collected on a much decayed, deciduous stump by the Bronx River in the New York 
Botanical Garden, August 2, 1915, W. A. Murrill (herb. N. Y. Bot. Gard.). 
DISTRIBUTION: Known only from the type locality. 
9. Entoloma subtruncatum Peck, Bull. N. Y. State Mus. 157: 47. 
1912. 
Pileus subconic, thin, truncate or slightly umbonate, solitary or gregarious, 2-3 cm. broad; 
surface glabrous, hygrophanous, pale-yellowish-ochraceous and striatulate when moist, paler 
and subshining when dry, the pellicle separable, margin incurved; lamellae thin, broad, ad- 
nexed, moderately crowded, unequal, whitish, becoming tinged with pink; spores angular, 
apiculate at each end, 12-14 X 8-104; stipe slender, equal or slightly attenuate upward, 
terete or compressed, hollow, silky-fibrillose, pale-yellow, with a whitish, mycelioid tomentum 
at the base, 3-8 cm. long, 2~5 mm. thick. 
TYPe LOCALITY: Stow, Massachusetts. 
Hasitrat: Under pine trees. 
DistTRIBUTION: Vicinity of Stow, Massachusetts. 
10. Entoloma variabile Peck, Ann. Rep. N. Y. State Mus. 54: 145. 
1901. 
Pileus thin, conic, ovate or subcampanulate, umbonate, obtuse or subumbilicate, 1.5-3 
cm. broad; surface moist, slightly fibrillose, pale-yellow when young, becoming reddish-brown 
with age, either wholly or at the center only; lamellae ascending, rather crowded, broad in 
front, often eroded on the edges, white or whitish, becoming pale-salmon-colored; spores 
subglobose, angular, uninucleate, 10—12.5 »; stipe long, slender, equal, hollow, slightly fibrillose- 
striate, whitish or pallid, sometimes becoming reddish-brown with age, often with a whitish 
mycelium at the base, 7.5-12.5 cm. long, 2-4 mm. thick. 
TYPE LOCALITY: Floodwood, Franklin County, New York. 
Hasrrat: In sphagnum marshes. 
DIstRIBUTION: New York and Massachusetts. 
In_ustRations: Ann. Rep. N. Y. State Mus, 54: ol. F, f. 17-27. 
11. Entoloma violaceum Murrill. 
Agaricus cyaneus Peck, Bull, Buffalo Soc. Nat. Sci. 1: 49. 1873, Not A. cyaneus Bull. 1783. 
Entoloma cyaneum Sacc. Syll. Fung. 5: 692. 1887. : 
Pileus convex, 2-3 em. broad; surface dry, minutely squamulose, violet or bluish-purple 
to brownish-violaceous; lamellae sinuate, crowded, whitish, becoming tinged with pink; spores 
angular, 9X 6»; stipe equal or slightly thickened downward, hollow, squamulose and viola- 
ceous at the apex, white at the base, 3.5-6 cm. long, 2-4 mm. thick. 
Typr Locality: Pine Hill, New York. 
Hagrrat: On decaying wood or humus in woods. 
DIstRIBUTION: New York and Massachusetts. 
12. Entoloma suave Peck, Jour. Myc. 14: 2. 1908. 
Pileus thin, broadly convex, umbilicate, 2.5 cm. broad; surface glabrous, shining, grayish- 
brown, margin decurved; lamellae rather crowded, slightly rounded behind, adnexed, yel- 
lowish, becoming flesh-colored; spores broadly ellipsoid or subglobose,even, 6-8 X 5-6 »; stipe 
equal or nearly so, glabrous, stuffed, whitish or pale-yellow, about 2.5 cm. long, 2-3 mm. thick. 
TyPE LOCALITY: Ellis, Massachusetts. 
Hasrrat: On old stumps in swampy places. 
DISTRIBUTION: Massachusetts. 
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