Melanoleuca unakensis Murrill 1914

Melanoleuca unakensis Murrill, sp. nov
Pileus convex to nearly plane, gibbous, gregarious to subcespitose, reaching 5-8 cm. broad; surface moist, smooth, glabrous, isabelline, fulvous at the center and fading toward the margin, which is entire and sharply incurved on drying; context white, fleshy, very rigid when dry; lamellae sinuate-adnexed, plane, crowded, firm, white tinged with rosy-isabelline ; spores globose, smooth, hyaline, 4-6 fi ; stipe very long, equal, smooth, subglabrous above, tomentose below, white at the apex, changing to grayish or glaucous on drying, cream-colored below, not changing, solid or spongy within, very rigid when dry, often twisted, about 10-13 cm. long, 1 cm." thick.
Type collected on a dead pine log in mixed woods at Unaka Springs, Tennessee, August 18-24, 1904, W. A. Murrill 965. What appears to be the same species collected on dead wood at Rochdale, Massachusetts, September 17, 1911, E. D. Clark.
Distribution: Tennessee and probably Massachusetts.