Under oak and pine.
Herbarium specimen is in the Cortinarius 2012 bag.
Spore measurements:
6 [6.7 ; 7.1] 7.8 × 3.5 [4.1 ; 4.4] 5 µm Q = 1.4 [1.6 ; 1.7] 1.8 ; N = 25 ; C = 95% Me = 6.9 × 4.3 µm ; Qe = 1.6