256 



Mycologia 



1 6. Gymnopilus subcarbonarius sp. nov. 



Pileus convex to expanded, rarely umbonate, rather thin, gre- 

 garious, 3-4 cm. broad; surface smooth, glabrous, very viscid, 

 red to bay, yellow on the margin, sometimes darker at the cen- 

 ter; lamellae adnate or sinuate, not crowded, rather narrow, in- 

 serted, pale-yellow to ochraceous or fulvous; spores ellipsoid, 

 smooth, melleous under a microscope, fulvous in mass, 7 X3-4/>t; 

 stipe short, somewhat enlarged below, white, scaly, hollow, 3-4 

 cm. long, 4-8 mm. thick; veil fibrillose, evanescent, not leaving 

 an annulus. 



Type collected on the ground at Berkeley, California, January 

 31, 191 1, R. A. Harper 6. Closely allied to G. carbonarius, but 

 differing in the color of the gills. 



17. Gymnopilus carbonarius (Fries) 



Flammula carhonaria (Fries) Quel. Champ. Jura Vosg. 232. 

 1872. 



For a description and colored figure of this species, see Myco- 

 logia for July, 1912. It usually occurs in charred ground and 

 is of a nearly uniform reddish-brown color, with lamellae yel- 

 lowish-white to dark-ochraceous or pale-fuscous and spores fer- 

 ruginous, 7 X 3-4 i^- G. spumosus occurs on naked ground and 

 is yellowish-brown with reddish-brown center, and has yellow 

 to ferruginous lamellae, with ochraceous spores that are slightly 

 larger than those of G. carbonarius. 



Seattle, Washington, Miirrill 26^, 325, 62^, 641; Salem, Ore- 

 gon, M. E. Peck; La Honda, California, Murrill & Abrams I2jp; 

 Presidio, California, Harper 6p; Stanford University, California, 

 Abrams 20^, Miss Patterson ip. 



18. Gymnopilus viscidissimus sp. nov. 



Pileus conic, not fully expanding, gregarious, 2 cm. broad ; sur- 

 face smooth, glabrous, very slimy, isabelline with an incarnate 

 tint, usually a little darker at the center ; lamellae sinuate-adnate, 

 broad, ventricose, rather crowded, pale-isabelline, becoming 

 darker with age ; spores ovoid, pointed, often one-sided, very pale 

 with a fuscous tint under a microscope, dark-fulvous in mass, 

 7 X 3-4 ; stipe equal or slightly larger below, stuffed, whitish, 

 furfuraceous above, fibrillose below, rather tough, 6 cm. long, 

 3.5 mm. thick. 



