Tells: Dark red-brown to rusty-red, oft-velvety cap. White-buff pores bruise reddish brown. Likes high altitude, Arizona/Utah Rocky Mountain conifers.
Other Information: Cap flesh DNS or stains dark brown- or purple-gray w/no reddish phase. Salt & pepper stem. Stem flesh may have greenish-blue stains at base. Very similar to L. fallax, a Rocky Mountains species that has a club-shaped stem (thicker on top). See also L. fibrillosum, which has cap flesh that stains pink before going dark.
Science Notes: See this Article on the Red-Cap Leccinum Taxonomy Mess.
- NH4OH (Ammonia): No data.
- KOH: No data.
- FeSO4 (Iron Salts): Cap flesh turns gray.