130 BULLETIN OF THE NEW YORK STATE MUSEUM 
Boletus flexuosipes wn. sp. 
FLEXUOUS-STEMMED BOLETUS 
Pileus convex or plane, even, subtomentose, Aale-brown, 
flesh white, unchangeable, the cuticle separable; tubes long, 
convex, decurrent, white or whitish, becoming brownish with 
age; stem /lexuous, solid, reticulated, whitish or pallid, 
changing to brown where bruzsed, spores, .0003 tO .0004 in. 
long, .o0016 broad. 
Pileus 3 to 4 in. broad; stem 4 to 6 in. long, 8 to 15 lines. 
thick. 
Mixed woods. North Carolina, C. /. Curtzs. 
Boletus ferrugineus Frost 
FERRUGINOUS BOLETUS 
Bull. Buff. Soc. 1874, p. 104 
Pileus convex, soft, subtomentose, dark reddish-brown, 
flesh white, unchangeable; tubes generally adnate, dingy- 
white, their mouths stained brown by the spores; stem short, 
reticulated, dark-brown, spores .0004 to .c005 in. long, 
.00025 broad. 
Pileusis) to onmebroacd: 
Borders of woods. New England, Frost. 
Boletus rubiginosus Fr. 
Rusty BoLetus 
Hym. Eur. p. 521 
Pileus convex, soft, pubescent, soon glabrate, drownzsh 
rust color, flesh subspongy, white, unchangeable; tubes 
adnate, their mouths unequal, white; stem firm, stout, reticu- 
lated, at first whztesh or pallid, then yellowish, subcinereous 
or yellowish-olivaceous where touched. 
