Plate XXXIII. Boletus piperattis. Peppery Boletus. (Natural size.) 



Cap glabrous, slightly viscid when moist, yellowish, cinnamon, or red- 

 dish-brown ; flesh white or yellowish: taste acrid, peppery; tubes large, 

 angular, reddish rust-color; stem slender, tawnv-yeUow, bright yellow at base. 



