66 Journal of Mycology [Vol. 14 



length purplish-brown; spores brown, elliptic or ovoid, 8-10 

 X 6 mic. 



Growing on the ground next to rotten trunks, California. 

 McClatchie. Pileus 2-5 cm. in diameter; stipe 3-5 cm. long, 2-6 

 mm. thick. 



b. Lamellae rather broad. 



25. HYPHOLOMA LACRIMABUNDUM, Agaricus 



LACRYMABUNDUS BuLLIARD, HeRB. Fr. X. I94 FrIES^ IcONES, 



134- 



Pileus fleshy, ovoid then convex and expanded, obtuse; the 

 flesh thin, white; the dermis thick, firm, pale umber, its surface 

 ornamented with dark-colored fibrillose scales ; the veil white, 

 fibrillose deciduous. Stipe long, fistulous, whitish, fibriUose- 

 scaly. Lamellae broad, close, adnate, subsinnate, at first whitish 

 then purple-brown; spores purple-brown, subilliptic, inaequil- 

 ateral, 7-9 x 5 mic. 



Densely caespitose; growing among rotten wood; evidently 

 common everywhere. Pileus 5-7 cm. in diameter ; stipe 7-10 cm. 

 long, 6-9 mm. thick. 



26. HYPHOLOMA PYROTRICHUM, Agaricus pyro- 

 trichus Holmskeold^ Beata ot, n, 1790. Agaricus lacry- 



MABUNDUS BULLIARD, HeRB. Fr. X. 525. 



Pileus fleshy, conic then hemispheric and expanded, obtuse; 

 the flesh thin, fulvous; the dermis radiately fibrillose, flame-color 

 to fulvous, the fibrils fasciculate into subappressed scales; the 

 veil tawny, lacerate, diciduous. Stipe subequal, fistulous, fibril- 

 lose-scaly, becoming tawny. Lamellae broad, close, adnate, at 

 first pallid, then brownish; spores ovoid-oblong, 9-11 x 5-6 mic. 



Caespitose and very showy; growing about the trunks of 

 trees in woods; Dayton, Ohio. Pileus 6-9 cm. in diameter; 

 stipe 6-8 cm. long, 4-6 mm. thick. 



27. HYPHOLOMA VELUTINUM. Agaricus veluti- 

 Nus Persoon, Synopsis. 1801, Cooke, Illustr. 563. 



Pileus fleshy, hygrophanous, campanulate then expanded, 

 subumbonate ; the flesh very thin and fragile, concolorous ; the 

 dermis radiately fibrillose, at first lurid, becoming fulvous, at 

 length clay-isabelline when dry; veil white-floccose, lacerate, 

 appendiculate. Stipe subequal, fistulous, silky-fibrillose, dingy 

 clay-color. Lamellae broad, rather close, adnexed-seceding, at 

 first brownish, the edge white, then bay-brown and black-punc- 

 tate ; spores brown, elliptic, 9-12x5-7 mic. 



Subcaespitose ; growing in streets, along roads, etc. Proba- 

 bly common everywhere. Pileus 6-12 cm. in diameter; stipe 6-12 



