220 
]\IyCOLOGIA 
smooth, hyaline, 5“7 X 2.5-3-5 /a; stipe tapering upward from an 
enlarged base, nearly white, smooth above, somewhat roughened 
below, glabrous, solid, 6-8 cm. long, 1.5-2 cm. thick; veil rudi- 
mentary, leaving a trace upon the stipe. 
Type collected on the ground under redwoods at Portola, Cali- 
fornia, January 4, 1903, James McMurphy This species re- 
sembles M. dryophila, but differs in habitat, coloring, and spore 
characters. 
Melanoleuca roseibrunnea sp. nov. 
Pileus convex to somewhat depressed, gregarious, reaching 
8-10 cm. broad; surface smooth, dry, glabrous, brownish-pink 
with browner circular spots, margin paler with a cremeous tint, 
somewhat irregular, and often upturned with age ; context white, 
odor farinaceous, taste farinaceous with a faint bitter flavor 
which gradually becomes stronger, eaten by slugs ; lamellae sinu- 
ate with a decurrent tooth, very close, several times inserted, 
white; spores subglobose to ovoid, smooth, hyaline, S~7 y~ 4~5 f*-> 
stipe cylindric, equal or at times enlarged at the base, smooth, 
finely tomentose to subglabrous, white or whitish, solid, 6-8 cm. 
long, 1-1.5 cm. thick, usually thicker at the base. 
Type collected among humus on the ground in woods near 
Seattle, Washington, October 20-November i, 1911, W. A. Mur- 
rill S75- Also collected in a similar habitat near Seattle, Wash- 
ington, October 20-November i, 1911, W. A. Murrill 257, N. M. 
Zeller 81; near Corvallis, Oregon, November 6-1 1, 1911, W. A. 
Murrill 8g'4; near Stanford University, California, January 4, 
1903, James McMurphy 24; and at Pasadena, California, Decem- 
ber 22, 1895, A. J. McClatchie 1018. This species is closely 
allied to Tricholoma album, but differs decidedly in color. 
Melanoleuca rudericola sp. nov. 
Pileus rather thin, broad, somewhat irregular, convex to plane, 
scattered, 10-14 cm. broad; surface smooth, glabrous, slightly 
moist light-buff, margin thin, entire to lobed, concolorous ; con- 
text white, without characteristic odor or taste; lamellae sinuate, 
narrow, subcrowded, many times inserted, white ; spores ellipsoid, 
smooth, hyaline, 5-7X2.5-4.54; stipe cylindric, equal, scarcely 
enlarged at the base, grayish-white with a tinge of purple, smooth, 
glabrous, solid, 5-10 cm. long, 1-1.5 cm. thick. 
Type collected in rich ground by a heap of rubbish at Madera 
Creek, California, December 21, 1902, James McMurphy 18. 
