Xerocomus hortonii (“Corrugated Bolete”)

Heavily corrugated red/brown/tan cap. Nice, dense texture. Yellow pores may blue slowly & erratically, & darken w/age.

SKU: Boletus hortonii Categories: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , ,

Description

Name in North American Boletes: Boletus hortonii

Genus: Xerocomus

  • Genus 2: Boletus

Species: hortonii

  • Species 2: sublagripes var. corrugis

Common Name: “Corrugated Bolete”

Tells: Heavily corrugated red/brown/tan cap. Nice, dense texture. Yellow pores may blue slowly & erratically, & darken w/age.

Other Information: White/buff stem occasionally gets reddish tones by the base, & rarely has netting. White to pale yellow flesh DNS.

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

Edibility: Good.

CHEMICAL TESTS:

  • NH4OH (Ammonia): Cap surface flashes blue-green and then turns olive-brown. Cap flesh has no reaction.
  • KOH: Cap surface turns olive-brown. Cap flesh has no reaction.
  • FeSO4 (Iron Salts): Cap surface turns olive-tan. Cap flesh turns bluish-gray.

Links:

National Audubon Society Field guide to Mushrooms, Gary Lincoff 0Mushrooms of West Virginia and the Central Appalachians326North American Boletes119BENA421

Got something to discuss?