60 



equal, brown, reticulated with darker lines; spores .0004' x .0002'; flesh gray 

 or pinkish gray. 



Plant 2' high, pileus 2' broad, stem 2"-4" thick. 



Grassy ground in open woods. Greenbush. August. 



Boletus pallidus, Frost. 



Pileus soft, viscid when moist, smooth, pale alutaceous; tubes plane, 

 attached to or sometimes slightly depressed around the stem, small, subangu- 

 lar, pale yellow, slightly changing color when wounded ; stem subequal, 

 smooth, solid, pallid ; spores .00045' x .00022'. 



Plant 2'-5' high, pileus 2'-4' broad, stem 4"-6" thick. 



Ground in woods. North Greenbush. August. 



Boletus ampliporus, Peck. 



Pileus broadly convex or expanded, sometimes slightly umbonate, dry, 

 squamulose-tomentose, pinkish-brown ; tubes convex, attached or slightly de- 

 current, very large, angular, compound, yellow ; stem equal, solid, yellowish- 

 brown, paler at the top, and marked by the decurrent walls of the tubes ; flesh 

 whitish tinged with yellow, unchangeable; spores pale ochraceous, with a 

 greenish tinge, 00035' x .00010'. 



Plant 3'-5' high, pileus 3'-4' broad, stem, 3"-6" thick. 



Low mossy ground in woods. North Elba and Sandlake. Au- 

 gust and September. 



Polyporus caeruleoporus. Peck. 



Pileus fleshy, broadly convex, subtomentose, moist or hygrophanous, brown ; 

 pores short, angular, decurrent, grayish-blue ; stem central or eccentric, solid, 

 colored like the pileus, sometimes tinged with the color of the pores ; flesh 

 white. 



Plant gregarious or subcaespitose, 2' high, pileus l'-2' broad, stem 2"-3" 

 thick. 



Shaded banks. Copake. October. 



This and the three following species belong to the section 

 Mesopus. 



Polyporus griseus, Peck. 



Pileus fleshy, firm, convex, often irregular, smooth or with a minute ap- 

 pressed eilkiness, dry, gray ; pores small, short, unequal, subangular, pallid, 

 the mouths white ; stem central, thick, short, concolorous ; flesh pinkish-gray. 



Plant 2'-3' high, pileus 3'-5' broad, stem 6"-10" thick. 



Shaded banks. Copake. October. 



