Murrill: Agaricaceae of the Pacific Coast 251 



1. Gymnopilus laeticolor sp. nov. 



Pileiis convex or somewhat conic to subexpanded, rarely um- 

 bonate, thin, cespitose, wood-loving, 3-5 cm. broad; surface 

 smooth, glabrous, slightly viscid, hygrophanous, miniatous when 

 young, becoming testaceous at the center and ochroleucous on the 

 margin in mature plants ; context dull-colored, bitterish ; lamellae 

 adnate, rather narrow, not crowded, ochraceous ; spores ellipsoid, 

 smooth, hyaline with a yellowish tint under a microscope, prob- 

 ably pale-ochraceous in mass, with one or two very brilliant nuclei, 

 7 X 3-4 F- ) stipe equal, miniatous to ochroleucous below, white 

 above, slightly moist and viscid, decorated with a few fibrils, the 

 remains of a slight white veil, about 7 cm. long, 4-8 mm. thick. 



Collected from the under side of a much decayed coniferous log 

 in the forest near Seattle, Washington, October 20-November i, 

 igii,W. A. Murrill 2^/, 505 (type). Related to F. astragalina. 



2. Gymnopilus decoratus sp. nov. 



Pileus convex to slightly depressed, at times umbonate, cespi- 

 tose, wood-loving, 3.5-5 cm. broad; surface slightly viscid, the 

 center imbricate-scaly with pale-bay scales, chestnut-colored on 

 the umbo, the remainder of the surface cremeous, fading to 

 white toward the margin ; lamellae adnate or sinuate, isabelline to 

 fulvous, rather broad but plane, not crowded, edges undulate; 

 spores ellipsoid or ovoid, smooth, very pale melleous under a 

 microscope, 5-6 X 3-5-4/^; cystidia abundant, hyaline, conic, tap- 

 ering to a short, narrow stalk, obtuse at the apex, 30 X 12 fi; stipe 

 equal, rather tough, stufifed, white or yellowish, shaggy-fibrillose^ 

 5-8 cm. long, 5-6 mm. thick ; veil fibrillose, evanescent, remain- 

 ing attached partly to the margin and partly to the stipe. 



Collected abundantly on dead wood in open ground or in woods 

 near Seattle, Washington, October 20-November i, 1911, W. A. 

 Murrill 555 {type), 5^8, 6ip. Also collected on dead wood in a 

 dense fir forest at Glen Brook, Oregon, November 7, 1911, W. A. 

 Murrill 750. 



3. Gymnopilus ornatulus sp. nov. 



Pileus convex to nearly plane, gibbous or umbonate, cespitose, 

 3 cm. broad; surface dry, slightly viscid when wet, fibrillose, 

 flavo-melleous tinted with pale rose-brown, the latter color more 

 conspicuous at the center; lamellae adnate, plane, broad, of med- 

 ium distance, pallid when young, becoming pale-fulvous from the 



