32 AGARICINI. 



subbulbous, the volva flocculent-pulverulent, evanescent ; 

 spores variable, elliptical ovate or subglobose, .00025 to .0003 

 inch long. 



Plant about two inches high, pileus one inch to fifteen lines 

 broad, stem one line to three lines thick. July to September. — 

 Peck' s Reports. 



This is the smallest of the genus. The whole plant is covered with a 

 mealy covering, hence the specific name. It is exannulated, pileus 

 grayish-white, margin striate. Gills free, white. Stipe white, dilated at 

 the apex. A beautiful specimen. 



Abundant in Kuhn's woods, where the specimen was found. August 

 and September. 



A. adnata. Smith. 



Pileus, two and a half to three inches broad, pale buff- 

 yellow, fleshy, very firm, not brittle, smooth, somewhat moist, 

 convex then expanded, buff beneath the cuticle, margin extend- 

 ing beyond the gills. 



Stem, two to four inches high, stuffed, at length hollow, 

 pale buff, fibrillose. Ring none, Volva lax, adnate, or almost 

 obsolete, white, pubescent, remaining in woolly patches on the 

 pileus ; flesh white, firm, almost rigid. 



Gills, truly adnate, crowded, white. 



In woody places, among oak. Uncommon. — Stevenson' s 

 British Fungi. 



Locality, Lehigh Valle}-. 



Genus II. IvBPIOTA. 



Nearh^ all species with adnate scales. Hymenophore distinct 

 from stem ; that is, the gills do not reach the stem. Scales 

 adherent to pileus. The large species are edible. The receptacle 

 or hymenophore distinct from the stem. Universal veil con- 

 crete with the epidermis of the pileus. Gills free, not sinuate 

 or decurrent. Growing on the ground. 



