Polyporacese 



Differs from B. alboater Schw., in having densely tomentose cap, Boletus, 

 tubes widely separated from stem in age. 



A young specimen of apparently same species in same patch had 

 very short, decurrent tubes (not over i line) which were sooty-black. 



Delicious. 



B. SOr'didllS Frost sordid. PileilS convex, subtomentose, dirty 

 dark-brown. Flesh white, slightly tinged with green. Tubes long, 

 nearly free, at first white, changing to bluish-green. Stem smaller at 

 the top, brownish, marked with darker streaks, generally greenish 

 above. Spores io- 1 3x5;*. 



PileilS about 2 in. broad. 



Recent excavations in woods. New England, Frost; Ohio, Morgan. 



The Ohio plant occurs in damp woods, has the flesh sometimes tinged 

 with red and green, the tubes white, then sordid, but changing to bluish- 

 green when bruised, their mouths large and angular, the stem somewhat 

 flexuous and striate and the spores fusiform and dirty-brown Peck, 

 Boleti of the U. S. 



B. versipel'lis Fr. PileilS convex, dry, at first compact and mi- 

 nutely tomentose, then squamose or smooth, reddish or orange-red, the 

 margin appendiculate with the inflexed remains of the membranous veil. 

 Flesh white or grayish. Tubes at first concave or nearly plane, almost 

 or quite free, minute, sordid-white, their mouths gray. Stem equal 

 or tapering upward, solid, wrinkled-scaly, whitish or pallid. Spores 

 oblong-fusiform, 1418x46)11. 



Pileus 2-6 in. broad. Stem 3-5 in. long, 4-10 lines thick. 



Woods and open places, especially in sandy soil. North Carolina, 

 Curtis; New England, Frost; New York, Peck; California, H. and M. 

 Peck, Boleti of the U. S. 



West Virginia, New Jersey, Pennsylvania. Mcllvaine. 



The caps are good cooked in any way. 



B. sca'ber Fr. scaber, rough. (Plate CXVIII, fig. 4, p. 436.) 

 Pileus convex, glabrous, viscid when moist, at length wrinkled or lined. 

 Tubes free, convex, white, then sordid, their mouths minute, rotund. 

 Stem solid, attenuated above, roughened with fibrous scales. Spores 

 oblong-fusiform, snuff-brown, 14 18x4 6/*. 



461 



