(344) 



subequal but slighth- enlarged below, nearly smooth or with 

 a few loose fibers below, brown, solid but softer within ; flesh 

 pale brown, unchanging, taste and odor mild, subfirm when 

 dry. 



Stanford University, Calif., Dec. 4, 1901, C. F. Baker, 

 no. 129. 



This belongs to the subgenus Phlcgmaciiun, section Cli- 

 duchi. It is a larger plant than C. nudipes and can be dis- 

 tinguished by the solid brown stipe and the radiate gray 

 center of the pileus. 



Hypholoma Californicum sp. nov. 



Densely cespitose on or near the base of oak stumps ; pileus 

 thin, SSyi cm. convex, then expanded and subumbonate, 

 deep rich brown, smooth, hygrophanous, margin entire (or 

 obscurely striate in dried specimens) ; lamellae adnexed or 

 subfree, subcrowded, slightly ventricose, pale brown at first 

 then darker, spores dark purplish brown, oblong-elliptic, 

 5-6 x 3 {J. ; veil white, of thin fibers soon breaking away from 

 the stem but more closely woven toward the margin, appendi- 

 culate ; stalk 7-10 cm. x 4-5 mm., equal, glabrous but uneven 

 with small irregular swellings, sordid white marked with 

 brownish stains on drying, hollow, cartilaginous, fragile, 

 often splitting ; flesh thin, pale brownish, unchanging, taste 

 and smell mild (normal agaric). 



Summit of Coast Range, near Palo Alto, Calif., Dec, 

 1901, C. F. Baker, no. 86. 



This species somewhat closely resembles Hypholoma lon- 

 gipes Peck from southern California, but differs in its larger 

 size, ventricose gills, and smaller, more oblong spores. 



Psathyrella fragilis sp. nov. 



Gregarious, in decaying beds of pine needles ; pileus very 

 thin and fragile, 4-8 mm., subconic to broadly convex, light 

 brownish-gray when young, becoming pale gray with the 

 disc usually darker, minutely furfuraceous, deeply radiate 

 sulcate from disk to margin ; lamellae subfree, heterophvllous, 

 subdistant, ventricose, pale gray, not perceptibly blackened 

 with age, spores hyaline, faintly blackened in mass, oblong- 

 elliptic, often with one small vacuole, 8-9 x 4-5 ;i ; stipe 

 filiform, 2-3 cm. x : ? 4 '-i mm., equal or slightly enlarged 



