Melanoleuca memmingeri Murrill 1914

Melanoleuca memmingeri Murrill, sp. nov
Pileus convex, regular, gregarious, 5-10 cm. broad; surface dry, subtomentose, white, light-tan to brownish at the center, becoming glabrous in spots and retaining the impression of finger marks, margin thin, entire; context fleshy, rather thin, with earthy odor and taste, changing quickly to bright-yellow and finally to brown when cut or bruised ; lamellae sinuate, very close, rather narrow, fragile, apparently white or light-yellow when fresh, becoming fulvous or bay with age; spores broadly ellipsoid, smooth, hyaline, granular, 6X5 /z; stipe long, tapering upward, enlarged or subbulbous below, densely tomentose, dry, white, becoming fulvous when bruised, solid, fragile, about 10 cm. long and 1-2 cm. thick, being nearly twice that thickness at the base.
Type collected in leaf -mold in deciduous woods at Flat Rock, North Carolina, 1911, E. R. Memminger.
Distribution: Known only from the type locality.