94 TWENTY-SEVENTH EEPOET ON THE STATE MUSEUM. 



Locality, size and habitat as in the preceding species, from 

 which it is separated by its white color, more conical pileus 

 and decurrent lamellss. (Plate 1, figs. 22-25.) 



Agaricus Acicula Scliaeff. 



Damp places on leaves and twigs. Indian Lake. July. 



Agaricus galopus ScJirad. 



Among fallen leaves in woods. Forestburgh. Sept. 

 Easily known by the milky juice of the stem. 



Agaricus (Omphalia) montanus n. sp. 



Blackish-brown ; pileus thin, umbilicate, smooth ; lam- 

 ellae distant, decurrent, the edge darker; stem equal, 

 smooth. 



Plant about 1' high, pileus 6"-8" broad. 



Thin soil covering rocks. "Summit of Mt. Marcy. Aug. 



Agaricus (Omphalia) Rhododendri n. sp. 



White, slightly viscid when moist ; pileus convex, glab- 

 rous, umbilicate, striate on the margin ; lamellae arcuate- 

 decurrent, rather close, beaded on the edge ; stem slender, 

 rough with minute white gland-like protuberances. 



Plant 6"-8" high, pileus l"-2" broad. 



Dead trunks of Rhododendron maximum. Forestburgh. 

 Sept. (Plate 2, figs 15-19.) 



The peculiar roughness of the stem is a marked feature of 

 this small species. 



Agaricus (Pholiota) luteofolius n. sp. 



Pileus firm, convex, dry, squamulose, fibrillose on the 

 margin, pale red or yellowish ; lamellae broad, sub-distant, 

 emarginate, serrate on the edge, yellow becoming bright- 

 ferruginous ; stem firm, fibrillose, solid, colored like the 

 pileus, often curved from the place of growth ; annulus ob- 

 solete ; spores bright- ferruginous, .00028' long, .00016' 

 broad. 



Plant subcsespitose, 2-3' high, pileus l'-2' broad, stem 

 3"-5" thick. 



Trunks of birch trees. Forestburgh. Sept. 



The general appearance of this plant is like A. nariegatus 

 or reddish forms of A. mnltipunctus. The reddish color 

 appears sometimes to fade with age. 



