Aureoboletus roxanae

Grainy cap smooths a bit w/age. Pale cap flesh DNS & has an unpleasant taste. White pores age yellow, & stain cinnamon. Yellow-orange, lined stem w/orange band on top.

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Description

Name in North American Boletes: Boletus roxanae

Genus: Aureoboletus

  • Genus 2: Boletus
  • Genus 3: Xercomus

Species: roxanae

Common Name:

Tells: Grainy cap smooths a bit w/age. Pale cap flesh DNS & has an unpleasant taste. White pores age yellow, & stain cinnamon. Yellow-orange, lined stem w/orange band on top.

Other Information: Likes oaks, but most typically in oak-pine woods. Go figure. Cap starts anywhere from yellow-brown to rusty red & fades toward dull orange-yellow to orange-brown, & is typically lighter at the edges. Flesh can be white or pale yellow. Stem flesh may be slightly pink.

Science Notes: DNA testing moved this mushroom into the newly erected genus “Aureoboletus” (“Aureo” from the characteristic sunny-yellow pores).

Edibility: Unknown, but why bother if it tastes bad to begin with?

CHEMICAL TESTS:

  • NH4OH (Ammonia): No data.
  • KOH: Cap flesh turns pale 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 151
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