North American Flora: Agaricales, Agaricaceae (Vol. 10 ... - MykoWeb

18 NORTH AMERICAN FLORA [VOLUME 10
53. Melanoleuca Earleae Murrill, sp. nov.
Pileus very large, thick, fleshy, gregarious, reaching 12 cm. broad; surface slightly viscid
when moist, smooth, glabrous, pale-rosy-avellaneous becoming brownish when injured, margin
.incurved, silky-tomentose; lamellae deeply sinuate, broad, crowded, white tinged with rose,
becoming fulvous with age after drying; spores broadly ellipsoid, smooth, hyaline, granular,
7-8X6-7 /x; stipe very thick and heavy, somewhat bulbous, concolorous, becoming glabrous,
solid, about 7 cm. long, 3-4 cm. thick.
Type collected in pine woods under pine needles near Auburn, Alabama, November 2, 1899,
Mrs. F. S. Earle.
DISTRIBUTION: Known only from the type locality.
54. Melanoleuca rimosa (Peck) Murrill.
Tricholoma rimosum Peck, Bull. N. Y. State Mus. 10: 947. 1902.
Pileus fleshy, convex to nearly plane, 2.5-4 cm. broad; surface watery-brown and shining,
paler when dry, hygrophanous, margin often splitting; flesh concolorous when moist, whitish
when dry, taste farinaceous; lamellae rounded behind, adnexed, very close, thin, narrow, edges
uneven, whitish or subcinereous; spores ellipsoid, 7.5-8.7X4-5/*; stipe nearly equal, silky-
fibrillose, whitish, hollow, 2.5-5 cm. long, 3-5 mm. thick.
TYPS LOCALITY: Bolton, New York.
HABITAT: In woods.
DISTRIBUTION: Known only from the type locality.
55. Melanoleuca submaculata (Peck) Murrill.
Tricholoma submaculalum Peck, Ann. Rep. N. Y. State Mus. 46: 102. 1894.
Pileus convex to subplane, the center depressed, 2.5-5 cm. broad; surface brownish, dark-
spotted, glabrous; context white; lamellae crowded, thin, white, orange when bruised; spores
subglobose, 4-5 X4 n; stipe silky-fibrillose, white, the base often decumbent, solid, 2.5-3.5 cm.
long, 6-10 mm. thick.
TYPE LOCALITY: Shokan, New York.
HABITAT: Margin of woods.
DISTRIBUTION: New York.
56. Melanoleuca eduriformis Murrill, sp. nov.
Pileus rather thin, becoming expanded or slightly depressed, gregarious to subcespitose,
reaching 10 cm. broad; surface smooth, glabrous, polished, hygrophanous when wet, not viscid,
isabelline to fulvous, scarcely darker at the center, margin concolorous, somewhat lobed;
context white, with fragrant odor and very pleasant, mealy to nutty flavor; lamellae sinuate,
rather narrow, crowded, white, unchanging; spores ellipsoid, smooth, hyaline, 5-6X2-3/i;
stipe larger above or below, rather irregular, pale-yellowish, white at the apex, smooth, glabrous,
hollow, 8 cm. long, 1.5-2 cm. thick.
Type collected on the ground in leaf-mold by the Bronx River in the New York Botanical Garden,
August 29, 1911, W. A. Murrill.
DISTRIBUTION: Known only froiu the type locality.
57. Melanoleuca lugubris (Peck) Murrill.
Tricholoma lugubre Peck, Ann. Rep. N. Y. State Mus. 49: 16. 1896.
Pileus convex, often irregular or répand, usually cespitóse, 4-8 cm. broad; surface moist,
glabrous, smoky-brown or grayish-brown, margin involute; context white; lamellae almost
free, close, narrow, whitish; spores globose, 6¿i; stipe short, glabrous, white, solid.
TYPE LOCALITY: Deans Mills, New York.
HABITAT: Under hemlocks.
DISTRIBUTION: New York.
58. Melanoleuca niveipes (Peck) Murrill.
Tricholoma niveipes Peck, Bull. Torrey Club 29: 69. 1902.
Pileus hemispheric to subplane, 5-12 cm. broad; surface dark-brown or grayish-brown,
dry, innate-fibrillose, almost virgate; context white; lamellae sinuate, close, rather narrow,