gg Journal of Mycology [Vol. 14 



2. STROPHARIA CAESIFOLIA Peck, Bull. Torr. 

 Club, 1895. Sylloge XIV, 157. 



Pileus convex, glabrous, white or whitish, sometimes brown- 

 ish in the center. Stipe solid, equal or slightly thickened at the 

 base, glabrous, white or whitish ; annulus white, persistent. La- 

 mellae close, rounded behind and adnexed, at first pale blue, be- 

 coming dingy bluish-brown; spores subelliptic, 10-12x6-8 mic. 



Growing in low-sandy pastures ; Kansas, Bartholomezi\ 

 Pileus 3-5 cm. in diameter ; stipe 3-4 cm. long, 4-6 mm. thick. 



3. STROPHARIA BILAMELLATA Peck, Bull. Torr. 

 Club, 1895. Sylloge XIV, 151. 



Pileus fleshy, convex, whitish or yellowish; the flesh white. 

 Stipe short, solid, white; the annulus well developed, white, on 

 the surface striate-lamellate. Lamellae close, adnate, at maturity 

 purple-brown; spores purple-brown, elliptic, 10-11x5-6 mic. 



Growing on the ground ; California, McClatchie. Pileus 3-5 

 cm. in diameter ; stipe 2-3 cm. long, 7-8 mm. thick. 



4. STROPHARIA MAGNIVELARIS Peck, Alaska 

 Crypt, 1904. Sylloge XVII, 86. 



Pileus fleshy, convex then nearly plane, sometimes umbon- 

 ate ; the surface glabrous or obscurely radiate-fibrillose or fibril- 

 lose-scaly, ochraceous to fulvous when dry. Stipe long, slen- 

 der, glabrous, solid, whitish, the base a little thickened; annulus 

 membranaceous, ample, firm, white, persistent. Lamellae rather 

 close, brown or blackish when mature ; spores ellipsoid-oblong, 

 14-16 X 7-8 mic. 



Growing on the ground ; Alaska. Trealease. Pileus 2-3 cm. 

 in diameter; stipe 5-7 cm. long, 2-4 mm. thick. 



h. Stipe fistulous, smooth or scaly. 



5. STROPHARIA HOWEANA. Agaricus Howeanus 

 Peck, 26 N. Y. Rep. 1873. 



Pileus fleshy, convex then expanded, subumbonate ; the flesh 

 thin and fragile, white ; the surface yellowish, smooth and glab- 

 rous or sometimes cracking into areas. Stipe tapering upward 

 from a slightly thickened base, fistulous, smooth and glabrous ; 

 the veil thin, fugacious, portions sometimes adhering to the mar- 

 gin of the pileus. Lamellae close, rounded behind and adnexed, 

 at first whitish, becoming ferruginous-brown ; spores elliptic, 

 8x5 mic. 



Growing on the ground ; New York, Peck. Pileus 5-7 cm> 

 in diameter; stipe 7-10 cm. long, 4-8 mm. thick. 



