Name in North American Boletes: Boletus dryophilus
- Genus 2: Boletus
- Genus 3: Xercomus
Tells: Velvety, deep red or red-brown cap cracks w/age. Yellow pores stain blue. Flesh may slowly blue. Stem yellow on top, red going down.
Other Information: Lives under coastal oak.
Science Notes: DNA testing moved this mushroom into the newly erected genus “Xerocomellus.”
- NH4OH (Ammonia): Blue-stained cap flesh turns yellow.
- KOH: Blue-stained cap flesh turns yellow.
- FeSO4 (Iron Salts): Cap surface turns bluish-green. Blue-stained cap flesh turns yellow.
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