Tells: Cinnamon-brown pores age paler & slowly stain reddish-gray. White cap flesh stains purple-gray to blackish, esp. by the stem, w/no red. Likes birch & aspen.
Other Information: Salt & pepper stem has flesh that may stain blue by the base. Rusty- to orange-red (sometimes liver colored) cap may crack or fissure w/age.
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 greenish blue.