Acrid Knight

- Cap at first bell-shaped, then expanded with a pointed umbo, pale yellow with olive-brown to reddish-brown innately fibrillose streaks.
- Gills adnexed to adnate, yellowish-white to pale yellow, often with an uneven edge.
- Stem pale yellow, longitudinally fibrillose.
- Flesh white, with bitter taste.

Grows with pine, sometimes with spruce, in coniferous forest throughout the Nordic region.

Gastrointestinal irritant, can cause temporary nausea.