- Genus 2: Boletus
- Species 2: rufomaculatus
Tells: Red-spotted, rusty brown cap lightens toward honey-yellow. Oft-ribbed stem yellow high, mottled deep red going down.
Other Information: Yellow pores stain blue, & both darken & often get rusty spots w/age. Pale yellow cap flesh blues slowly & mostly by the tubes. Likes beech in mixed woods. Some foragers report a distinct and unpleasant “off” or “rotten” odor that other people in the party do not notice.
- NH4OH (Ammonia): Cap skin turns yellowish. Cap flesh turns dark yellow.
- KOH: Cap skin turns dark amber. Cap flesh turns pinkish-amber to amber.
- FeSO4 (Iron Salts): No data.