American Boletes 17 



Frequent in deciduous woods in Pink Bed Valley, western 

 North Carolina, and in certain parts of New York. 



23. Ceriomyces jalapensis Murrill 



Pileus small, convex, circular in outline, 2.2 cm. in diameter, 

 I cm. thick; surface isabelline to fulvous, slimy, smooth; context 

 white to faintly-roseous, mild to the taste, 2 mm. thick behind; 

 hymenium convex, depressed in the form of a crater about the 

 Stipe; tubes pale-greenish, 7 mm. long, mouths large, rounded, 

 1-2 to a mm., edges thin; spores ellipsoid, deep-ferruginous, 

 distinctly longitudinally striate, copious, 13-15 X 7-9 m; stipe 

 central, slender, tapering upward, concolorous, smooth, glabrous, 

 not conspicuously slimy like the pileus, swollen and white at the 

 base, 6 cm. long, 4 mm. thick at the middle. 



Found near Jalapa, Mexico, on the ground in a virgin forest. 



24. Ceriomyces tabacinus (Peck) Murrill 



Pileus convex, 6-12 cm. broad; surface dry, finely tomentose, 

 often becoming rimose-areolate, wood-brown to dark-cinnamon- 

 brown; context white, firm, unchanging when wounded, soft 

 and tawny-brown, almost tomentose in texture at maturity, 

 taste mild ; tubes sinuate, short, concave or nearly plane in mass, 

 mouths small, angular or subcircular, whitish-stuffed when 

 young, becoming pale-yellowish-brown; spores very slender, 

 smooth, pale-yellowish, 12 X 3 m; stipe at first almost globose, 

 becoming subequal, thick, slightly tapering above, concolorous, 

 reticulate, solid, 4-8 cm. long, 1-3 cm. thick. 



Occasional in red clay on the banks of ditches in Alabama. 



25. Ceriomyces speciosus (Frost) Murrill 



Pileus thick, compact, subglobose to convex, 7-15 cm. broad; 

 surface glabrous or subglabrous, smooth, slightly moist, red; 

 context firm, lemon-yellow, changing to greenish-blue when 

 wounded and afterwards changing back to yellow, taste nutty; 

 tubes adnate, plane or slightly depressed, lemon-yellow, becoming 

 dingy with age, changing to blue when wounded, mouths small, 

 circular; spores fusiform, smooth, pale-ochraceous-brown, 10-12 

 X 4-5 m; stipe stout, solid, reticulate, vivid-lemon-yellow without 

 and within, slightly reddish at the base at times, 5-10 cm. long, 

 2-5 cm. thick. 



Frequent in thin deciduous woods from New England to 

 North Carolina and Tennessee. It is well named. 



