104 



Mycologia 



or somewhat cracked, avellaneous-isabelline ; lamellae adnate, 

 broad, crowded, soon blackening; spores ovoid, very regular, 

 smooth, black, opaque, 11-13X8-9/*; stipe equal, hollow, gla- 

 brous or pruinose, concolorous above, pale-latericious below, 5-9 

 cm. long, 3-5 mm. thick ; veil not apparent. 



Type specimens were collected on manure in flower beds, in 

 Bronxwood Park, June 20, 1910, by W. A. Murrill. 



Inocybe abundans sp. nov. 

 Abundant Inocybe 



Plate 40. Figure 14. X 1 



Pileus convex, rarely umbonate, gregarious, 2-4 cm. broad ; sur- 

 face dry, rimose-striate, silky-fibrillose, isabelline, with ferrugi- 

 nous hues at the center and light-brown fibrous lines radiating 

 from it ; context mild, with a rather strong fungous odor ; lamellae 

 free or adnexed, pallid to ferruginous ; spores ovoid to ellipsoid 

 in outline, irregular, roughly papillate, very pale ferruginous, 

 7X4^; cystidia hyaline, flask-shaped with short necks, 25 X 15 

 stalks slender, about 20 /x long; stipe equal, pallid above, subcon- 

 colorous below, 5 cm. long, 3 mm. thick ; veil white, slight, 

 evanescent. 



Exceedingly abundant in damp places in woods about New 

 York City in late summer. A brown species not easily distin- 

 guished from /. infelix Peck, which latter plant has recently been 

 discovered to be poisonous. 



Inocybe Astoriana sp. nov. 

 Astor Inocybe 



Plate 40. Figure 15. X 1 



Pileus convex, umbonate, gregarious, 2-3 cm. broad; surface 

 dry, rimose-striate, silky-fibrillose, avellaneous-isabelline, fuligi- 

 nous on the umbo ; context sweet and nutty, with the odor of 

 musty meal ; lamellae adnate, pallid to fulvous ; spores irregular, 

 roughly papillate, fulvous, ellipsoid in outline, 8-10X5^; cys- 

 tidia flask-shaped with very short necks, hyaline, 35X18/*; 

 stipe subequal, pallid above, concolorous below, 3 cm. long, 3 mm. 

 thick ; veil white, fragile, evanescent. 



The type specimens here figured were collected by W. A. Mur- 

 rill and E. C. Volkert, September 13, 1910, growing on the ground 



