76 NEW YORK STATE MUSEUM 



In the dried specimens the center of the piletis has a brown or dis- 

 colored appearance as if beginning to decay. This is suggestive 

 of the specific name. 



Hebeloma palustre Pk. 



MARSH HEBELOMA 

 N. Y. State Mus. Bui. 25, p.649 



Pileus thin, broadly convex becoming nearly plane, sometimes 

 wavy or irregular, glabrous, hygrophanous, grayish brown and 

 slightly striatulate on the margin when moist, paler when dry, flesh 

 whitish ; lamellae close, thin, ventricose, adnexed, grayish white 

 becoming brownish cinnamon; stem equal or tapering upward, 

 hollow, silky, white; spores subellipsoid, uninucleate, 10-12 x 6-8 ij.. 



Pileus 2.5-3.5 ^^^^ broad; stem 5-7 cm long, 4-8 mm thick. 



Mossy ground in swampy woods. Oswego co. October. Rare. 



Hebeloma illicitum Pk. 



UNLAWFUL HEBELOMA 



A g. (Hebeloma) i 1 1 i c i 1 11 s Pk. N. Y. State Mus. Rep't 24, p.68, 



pl.4, fig. 1-5 



Pileus fleshy, firm, convex or expanded, obtuse, glabrous, hygro- 

 phanous, dark brown when moist, paler when dry; lamellae close, 

 broad, ventricose, adnexed, pale brown; stem equal, firm, hollow, 

 striate at the top, with a white mycelium at the base, colored like 

 but paler than the pileus ; spores subellipsoid, 8-10 x 4-5 ij-, 



Pileus 2.5-3.5 cm broad; stem 3.5-5 cm long, 4 mm thick. 



Decaying wood and sticks in woods. Lewis and Washington 

 counties. September. Rare. 



Gregarious or cespltose. The specific name has reference to its 

 habitat, which is unusual for species of this genus. 



Hebeloma pallidomarginatum Pk. 



PALE MARGIN HEBELOMA 



Ag. (Hebeloma) pallidomarginatus Pk. N. Y. State Mus. 



Rep't 25, p.78 



Pileus broadly convex, sometimes irregular, glabrous, hygro- 

 phanous, brown with a pale margin when moist, ochraceous and 

 subatomaceous when dry; lamellae close, thin, adnexed, brownish 

 ochraceous; stem commonly long and flexuous, equal or tapering 

 upward, hollow, white floccose at the base, colored like but paler 

 than the pileus ; spores subellipsoid, 10 x 5 j«. 



