Gymnopus glatfelteri Murrill 1916

Gymnopus glatfelteri Murrill, sp. nov
Pileus convex to subexpanded, gregarious to subcespitose, 5-8 cm. broad; surface glabrous, rivulose, white or pale-tawny, darker on the disk, which may be reddish-fulvous, margin pallid, striate when dry: context thin, white, with a tendency to deliquesce; lamellae sinuateadnexed, broadest behind, pallid, subcrowded, with a tendency like the context to deliquesce: spores ellipsoid, smooth, hyaline, 6-7 X 4-5 m: stipe very long, cylindric, equal, hollow, flexuous, becoming twisted, striate and pulverulent at the apex, slightly scurfy at the base, becoming glabrous, 10-15 cm. long, about 4 mm. thick.
Type collected among leaves in a deep ravine near St. Louis, Missouri, July 14, 1902, N. M Glatfelter 888 (herb. N. Y. State Mus.). > J y f
Distribution: Missouri and Ohio.