Name in North American Boletes: Suillus cavipes
- Species 2: cavipes
Common Name: “Hollow Stalked Larch Bolete”
- Common Name 2: “Hollow Stalked Tamarack Jack”
Tells: Dense hairs on brown cap make a velvety texture. Stem is hollow in the bottom half, yellow on the oft-netted upper part, & often has a ring. Pores are often huge & elongated.
Other Information: Likes larch, & often found in wet or even boggy soil.
Science Notes: Most books will refer to this as Suillus cavipes, but that is a European name and DNA testing has shown that North America’s version is a different species.
- NH4OH (Ammonia): Cap skin turns red.
- KOH: Cap skin turns black.
- FeSO4 (Iron Salts): Cap skin has no reaction.