208 NORTH AMERICAN FLORA [VotumE 10 
bay center or the entire surface bay; lamellae adnate, ventricose, broad, rather crowded, 
citrinous to ferruginous-fulvous; spores ellipsoid, rounded at the ends, smooth, melleous under 
the microscope, 7 X 3.5 »; stipe equal or inflated, solid or hollow, citrinous, fibrillose, especially 
at the top, where a slight trace of the fugacious veil remains, 5 cm. long, 1-1.5 cm. thick. 
TyPx Locality: Corvallis, Oregon. 
Hasirat: On a railway tie. : 
DISTRIBUTION: Known only from the type locality. 
56. Gymnopilus subviridis Murrill; House, Bull. N. Y. State Mus. 
179; 33. 1915. 
Flammula subviridis Murrill; House, Bull. N. Y. State Mus. 179: 33, 1915. 
Pileus convex to nearly plane, circular, 8-10 cm. broad; surface dry, dull-green with a 
bluish-green bloom, becoming glabrous with age; margin very involute, undulate, not at all 
appendiculate; context greenish-yellow with an agreeable odor; lamellae deeply emarginate, 
broad, inserted, distant, brownish-green, uneven on the edges; spores broadly ovoid to sub- 
globose, ferruginous, asperulate, about 5 X 3.5~4 4; stipe long, slender, flexuous, largest at 
the middle, concolorous, staining brownish, fleshy-fibrous, greenish within, reaching 10-15 cm. 
long and 1 cm. thick. 
TypH LocaLity: Olympia, Washington. 
Hasirat: On a decayed fir stump. . 
DisTRIBUTION: Known only from the type locality. 
57. Gymnopilus permollis Murrill, Mycologia 4: 252. 1912. 
Flammula permollis Murrill, Mycologia 4: 262. 1912. 
Pileus convex, not umbonate, solitary, wood-loving, 5-7 cm. broad; surface viscid when 
young, becoming dry, smooth, glabrous, very soft and pliable to the touch, isabelline; lamellae 
remotely sinuate-adnate, rather distant, broad, becoming fulvous; spores ovoid, slightly one- 
sided, obliquely pointed, minutely roughened, melleous under the microscope, with one large 
nucleus, 11 X 6 yu; stipe equal, longitudinally striate, white, furfuraceous at the apex, fleshy, 
5-8 cm. long, 8-10 mm. thick. 
TYPE LocaALity: Seattle, Washington. 
Hasrtat: On dead wood in a coniferous forest. 
DISTRIBUTION: Washington and Oregon. 
58. Gymnopilus echinulisporus Murrill, Mycologia 4: 255. 1912. 
Flammula echinulispora Murrill, Mycologia 4: 262. 1912. 
Pileus convex to plane, at length depressed, slightly umbonate when young, wood-loving, 
reaching 7 cm. broad; surface nearly smooth, moist, glabrous, shining, ferruginous at the 
center, fulvous on the margin, paler in dry weather, when it is usually darker at the center 
than on the margin, which is folded or fissured, strongly incurved on drying; lamellae sinuate- 
adnate with a tooth, broad, slightly ventricose, ferruginous-isabelline to fulvous; spores 
broadly ovoid to subglobose, conspicuously and densely echinulate, ferruginous under the 
microscope, 6-9 X 5-6 4; stipe equal, or enlarged just at the base, longitudinally striate, 
whitish to isabelline-ferruginous, about 6 cm. long, 1.3-1.6 cm. thick; veil apparently wanting, 
even in quite young plants. 
Type LocaLity: Mill City, Oregon. 
Hasrrat: On dead wood in woods. 
DISTRIBUTION: Oregon. 
59. Gymnopilus subflavidus Murrill, Mycologia 4: 252. 1912. 
Flammula subflavida Mutrrill, Mycologia 4: 262. 1912, 
Pileus thin, conic or convex to expanded, umbonate when young, cespitose, wood-loving, 
3-5 cm. broad; surface slimy, glabrous, smooth, melleous with fulvous center, becoming green- 
spotted when handled, margin entire, strongly incurved; lamellae citrinous to fulvous, sinuate 
or adnate, of medium breadth and distance; spores ellipsoid, rounded at the ends, smooth, 
