2. Cap Tastes Sour or Acidic
Showing 1–16 of 36 results
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Alessioporus rubriflavus
Mottled cap bruises bluish & tastes vaguely sour. Yellow flesh stains blue, often w/red in the stem base. Yellow stem bruises blue, fading to brown. Yellow netting darkens lower down or if handled.
Read moreAmoenoboletus weberi
Brownish cap dry, scaly & oft-cracked. Pale yellow flesh DNS & tastes “tart and somewhat lemony.” Reddish, oft-scaly stem. Reddish pores.
Read moreAureoboletus auriporus (“Sour Gold-Pored Bolete”)
Brilliant yellow pores dull w/ age & usually stain a slow brick red. Pinkish red layer above cap flesh & below cap skin. Viscid, easy to remove cap skin tastes sour. Stem often long.
Read moreAureoboletus flaviporus
Viscid, cinnamon-brown cap. White to pink-buff cap flesh DNS & tastes acidic. Viscid stem is yellow on top, red-on-white below.
Read moreAureoboletus projectellus
Cap flesh tastes lemony. Well-netted red to brown stem. Likes sandy soil and pine, esp. Scots Pine. Cap edge projects past the pores to form a ridge.
Read moreAureoboletus pseudoauriporus
Brilliant yellow pores dull w/ age & DNS. Smooth pinkish cap tans w/age & has sour skin. Stem striations distinguish from regular auriporus. Stem gets woody by base
Read moreBoletellus chrysenteroides
Reddish brown/black, scabered stem, often w/yellow high up, stains blue from handling & then slowly reddens. Grows on or around dead wood. Yellowish pores bruise blue.
Read moreBoletus curtisii
Viscid, bright yellow cap tastes acidic and stains fingers yellow. Viscid yellow stem is often hollow & long compared to the cap.
Read moreBoletus holoxanthus
Yellow cap, pores & stem flesh all blue quickly & then fade to dark gray. Coarsely red-netted stem & cap flesh also blue & then fade.
Read moreBoletus 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. Likes oak.
Read moreBoletus rufocinnamomeus
Dull brick-reddish cap ages toward cinnamon. Yellow cap flesh blues instantly & may taste acidic. Maroon baby pores age to orange-red & bruise blue.
Read moreBuchwaldoboletus lignicola (“Wood Bolete”)
Grows on wood (usually pine), not ground. Loose cap skin may even move, & may crack w/age. Yellow pores age to brownish & bruise greenish blue.
Read moreButyriboletus peckii
Pale cap flesh w/red larval tunnels, blues slightly, & tastes sour or bitter. Yellow pores stain blue but resolve brown. Red & yellow netted stem. (Almost certainly a Caloboletus).
Read moreButyriboletus roseopurpureus
All yellow except the pink/purple cap. Yellow flesh blues quickly (fading to slate), smells fragrant, & tastes of sour lemon.