1 8 AMERICAN BOLETES 



26. CERIOMYCES PECKII (Frost) Murrill 



Pileus rather thick, firm, convex or nearly plane, 4-7 cm. 

 broad; surface dry, subglabrous to pruinose or slightly velvety, 

 pale- or deep-red, usually fading to pale-tan or buff-brown with 

 age or on drying; margin incurved, entire, concolorous; context 

 firm, white or yellowish, bluish when bruised, taste unpleasant; 

 tubes short, adnate or slightly decurrent, nearly plane in mass, 

 yellow, changing to blue when wounded, mouths minute, circular, 

 edges uneven; spores oblong, smooth, pale-ochraceous-brown, 

 10-12X4-5^; stipe equal or subventricose, usually yellow 

 above, red or purplish-red below or the entire length, reticulate, 

 especially above, solid, 4-7 cm. long, 0.5-1.2 cm. thick. 



Common in open deciduous woods from New England to 

 North Carolina and west to Indiana. Reported edible. 



27. CERIOMYCES HOUSEI Murrill 



Pileus convex above, nearly plane below, 3-4 cm. broad, I cm. 

 thick; surface smooth, dry, minutely tomentose, chocolate-red 

 with a velvety sheen; margin concolorous above, slightly over- 

 lapping the tubes, reddish beneath; context firm, solid, white, 

 unchanging; tubes decurrent, never depressed, clear-yellow 

 when young, dull-yellow with age, not changing when wounded, 

 2-4 mm. long, mouths of medium size, circular to oblong, never 

 angled, edges thin, entire; spores smooth, oblong-ellipsoid, 

 yellowish, with a large, hyaline nucleus, 7-9 X 4-5 M' stipe 

 central, cylindric, equal, subglabrous, yellow and distinctly 

 reticulate above, dull-chocolate-brown below, the base frequently 

 mottled with yellow, solid and unchanging within, 3-5 cm. long, 

 5-8 mm. thick. 



Known only from Pink Bed Valley, North Carolina, growing 

 on mossy banks in deciduous thickets. 



28. CERIOMYCES SUBSANGUINEUS (Peck) Murrill 



Pileus convex to plane or slightly depressed, gregarious or 

 cespitose, 5-11 cm. broad, 1-3 cm. thick; surface usually glab- 

 rous, somewhat viscid, testaceous, fading to ochraceous or 

 isabelline, rarely pulverulent or partially rimose-areolate ; 

 margin obtuse, beveled; context thick, white, firm, changing 

 slightly to very pale roseous when wounded, slightly harsh or 

 bitterish at first to the taste, but becoming mild; tubes truly 

 adnate, separating slightly in old plants, decurrent, 5-7 mm. 

 long, pale-yellowish, becoming brownish to purplish when 

 bruised, mouths of medium size, edges thin; spores oblong-ovoid, 



