Comprehensive Description
provided by North American Flora
Gymnopus tenuifolius Murrill, sp. nov
Pileus convex to plane, scarcely umbonate, very light in weight when dry, solitary or gregarious, 6-8 cm. broad; surface smooth, glabrous, hygrophanous, sordid-whitish or dullisabelline, fuliginous on the disk because of a tendency to deliquesce, sometimes becoming entirely fuliginous on drying, margin concolorous, striate: context very thin, translucent in dried specimens; lamellae rounded behind, nearly free, distant, ventricose, very broad and exceedingly thin, pale-claycolored, somewhat marbled when dry, becoming fuliginous in some specimens : spores ellipsoid, smooth, hyaline, 6-7 X 3-4 ^u : stipe typically long, but quite short in Adirondack specimens, cylindric, hollow, smooth, glabrous, milk-white or grayishwhite, usually about 8 cm. long and 1 cm. thick.
Type collected in deep leaf-mold in deciduous woods in the New York Botanical Garden, July 29, 1915, W. A. Murrill (herb. N. Y.Bot. Card.).
Habitat: Among leaves in woods. Distribution: New York.
- bibliographic citation
- William Alphonso MurrilI, Gertrude Simmons BurIingham, Leigh H Pennington, John Hendly Barnhart. 1907-1916. (AGARICALES); POLYPORACEAE-AGARICACEAE. North American flora. vol 9. New York Botanical Garden, New York, NY
