Boletus vanderbiltianus Murrill 1908

Ceriomyces vanderbiltianus Murrill, Mycologia 1 : 146. 1909
Boletus Vanderbiltianus Murrill, Torreya 8 : 215. 1908.
Pileus subconic, 2-3 cm. broad, 1-2 cm. thick; surface smooth, dry, conspicuously ornamented on the umbo with dense, pointed, imbricate, dark-purple scales, which become gradually smaller and give place to minute purplish specks near the margin , the color changing from atropurpureous to latericeous ; margin thin, undulate, pale-roseous, with a distinct inflexed sterile portion 1 mm. broad : context thick, fleshy, firm, cream-colored, unchangeable, taste sweet or very slightly bitter ; tubes adnate, the longest not over 4 mm. , salmoncolored near the margin, incarnate as the spores mature, mouths angular, 1 mm. or less broad, elongate to 2 mm. near the stipe, edges thin, entire: spores oblong-ellipsoid, smooth, pale ochraceous-brown, 9-12 X 2-3 /« : stipe curved, cylindric, slightly enlarged above, even, delicately pruinose to glabrous, deep salmon-colored, changing to incarnate, darker on bruising, lighter above with a slight glaucous bloom, finely purplish-dotted like the margin of the cap, solid and cream-colored within, 2-3 cm. long, 0.5-0.8 cm. thick.
Type locality : Pink Bed Valley, North Carolina. Habitat : By the roadside in thin oak woods. Distribution : Known only from the type locality.