Boletus bicolor Pk. Two-colored Bolete Cap 5-15cm across, convex then flattened; deep rose red to pinkish, fading with age, paler toward margin; dry, subtomentose, then soon smooth with age, often cracking in dry weather. Tubes yellow. Pores I-2 per mm; bright yellow, blue when bruised. Stem 50-100 x 10-30mm equal to slightly clavate below; colored as cap for lower two-thirds, yellow above, slowly bruising blue; smooth, dull, dry. Flesh firm; pale yellow, slowly bruising blue. Odor not distinctive. Taste not distinctive. Spores ellipsoid, 8-11 x 3.5-4.5(5)µ. Deposit olive-brown. Habitat in oak woods. Common. Found widespread in eastern North America. Season July-October. Edible-good, but see Comment. Comment The very similar Boletus sensibilis, which has been reported as poisonous, differs in its brick-red cap and its instant color change to blue when cut. Boletus miniato-olivaceus Frost also has a red cap, but it has a mostly yellow stem. |