Par? 3, 1910] BOLETACEAE 145 
cular, edges uneven: spores oblong, smooth, pale ochraceous-brown, 10-12 X 4-5: 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. 
TYPE LOCALITY: Sandlake, New York. 
HapitatT: Rather open deciduous woods. 
DISTRIBUTION : New England to North Carolina and west to Indiana. 
26. Ceriomyces Housei Murrill, sp. nov. 
Pileus convex above, nearly plane below, 3-4 cm. broad, 1 cm. thick; surface smooth, 
dry, minutely tomentose, chocolate-red with a velvety sheen ; margin concolorous above, 
slightly overlapping 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 > 4-5: 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. 
Type collected at the Pink Beds, North Carolina, July 6, 1909, on mossy banks in deciduous 
thickets, H. D. House 09, 11. 
DISTRIBUTION: Known only from the type locality. 
27. Ceriomyces subsanguineus (Peck) Murrill. 
Boletus subsanguineus Peck, Bull. Torrey Club 27: 17. 1900. 
Pileus convex to plane or slightly depressed, gregarious or cespitose, 5-11 cm. broad, 
1-3 cm. thick; surface usually glabrous, 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, smooth, 
very pale-yellowish, 8-9 3.5-4.5: stipe rather short, thick, tapering downward to a 
small radicate base, 4-7 cm. long, 1-2 cm. thick, nearly white, finely scurfy, sometimes 
reddish-dotted, flavous and reticulate above, solid, firm and white within. 
TYPE LOCALITY: Philadelphia, Pennsylvania. 
HapiTatT: Under beech trees. 
DISTRIBUTION : Pennsylvania and New Jersey. 
28. Ceriomyces illudens (Peck) Murrill. 
Boletus tlludens Peck, Ann. Rep. N. Y. State Mus. 50: 108. 1897. 
Pileus convex, 3-7 cm. broad ; surface dry, finely tomentose, yellowish-brown or gray- 
ish-brown, sometimes slightly tinged with red, especially in the center: context whitish or 
yellowish, rather spongy; tubes plane or convex in mass, adnate, bright-yellow, mouths 
large, angular or subcircular, usually larger near the stipe: spores oblong or subfusiform, 
olive-green fading to yellowish-brown tinged with green, 11-13 X 4-5: stipe nearly equal, 
usually tapering at the base, glabrous, whitish or vellowish, 3-5 cm. long, 5-10 mm. thick, 
coarsely reticulate entirely to the base in fully developed specimens, but only at the top in 
small plants. 
TYPE LOCALITY : Port Jefferson, New York. 
HABITAT : Woods and copses. 
DISTRIBUTION: Vermont to Alabama. 
29. Ceriomyces subpallidus Murrill, sp. nov. 
Pileus hemispheric, only slightly expanding, 5 cm. broad, 2 cm. thick; surface dry, 
smooth, glabrous, feeling very much like soft kid, avellaneous-isabelline, not becoming 
white-spotted nor having a separable pellicle; margin entire, fertile, the tubes slightly 
projecting: context milk-white, entirely unchanging, very light in weight, spongy-fleshy ; 
tubes yellow or greenish-yellow within, equaling the thickness of the context, adnate, 
