Boletus patrioticus (“Patriotic Bolete”)

Cap context: red zone by skin, white (or pale yellow) flesh, turns blue. Get it? Also tastes sour. Blue-bruising yellow pores age darker. Oft-pink upper stem.

Description

Genus: Boletus

Species: patrioticus

  • Species: communis

Common Name: “Patriotic Bolete”

Tells: Cap context: red zone by skin, white (or pale yellow) flesh, turns blue. Get it? Also tastes sour. Blue-bruising yellow pores age darker. Oft-pink upper stem.

Other Information: Velvety tan-olive baby-cap soon ages to red (from pinkish- to brick- or dark-), often w/browner olive- or tarnished-brass tints by the edge. Stem typically rosy pink-red high & olive low on a yellowish ground color, but can vary greatly. Whitish to pale yellow mycelium. A typically Southern species, DNA-confirmed specimens have recently been found as far north as New Jersey.

Edibility: Good.

CHEMICAL TESTS:

  • NH4OH (Ammonia): Cap surface turns olive-amber. Cap flesh turns pale orange-yellow.
  • KOH: Cap surface turns olive-brown. Cap flesh turns pale orange-yellow.
  • FeSO4 (Iron Salts): Cap surface turns olive-gray. Cap flesh turns pale orange-yellow.

Links:

National Audubon Society Field guide to Mushrooms, Gary Lincoff 0 Mushrooms of West Virginia and the Central Appalachians 0 North American Boletes 137 133

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Guest
Randy
11 days 22 hours ago

Found just one in Richmond Hill, GA today, 2nd of July 2020.