Name in North American Boletes: Boletus hortonii
- Genus 2: Boletus
- 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.”
- 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.