Xerocomus hemixanthus

Yellow pores DNS or bruise blue-greenish & can be huge, esp. by the stem. Brown (chestnut, reddish or dark) cap may crack w/age.

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Description

Name in North American Boletes: Boletus hemixanthus

Genus: Xerocomus

  • Genus 2: Boletus

Species: hemixanthus

Common Name:

Tells: Yellow pores DNS or bruise blue-greenish & can be huge, esp. by the stem. Brown (chestnut, reddish or dark) cap may crack w/age.

Other Information: Yellowish cap flesh DNS or may blue slightly. Stem has raised, reddish-brown ribs by the pores. White to yellowish-white mycelium.

Science Notes: DNA testing moved this mushroom into the newly erected genus “Xerocomus.”

Edibility: Unknown.

CHEMICAL TESTS:

  • NH4OH (Ammonia): Cap skin turns tan.
  • KOH: Cap skin turns reddish brown.
  • FeSO4 (Iron Salts): No data.

Links:

National Audubon Society Field guide to Mushrooms, Gary Lincoff  0 Mushrooms of West Virginia and the Central Appalachians  0 North American Boletes 121 BENA 423

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