Growing on a Tsuga canadensis stump. Bruising black when scratched. Some sections for microscopy with abundant dark, ellipsoid spores from (probably) an ascomycete. All parts inamyloid. Monomitic. Cystidia absent. Clamps present. Basidia 4-sterigmate. Basidia with sterigmata between 10.0 and 12.1 µm (6 measured). Spores smooth. Spore measurements from Piximetre: (5.9) 6 - 7.4 (8.8) Ã- (5.2) 5.5 - 6.4 (7.2) µm, Q = 1 - 1.2 (1.3); N = 30, Me = 6.7 Ã- 6 µm; Qe = 1.1 Individual spores: 6.35 x 5.90 µm, 6.41 x 5.75 µm, 7.30 x 5.96 µm, 6.02 x 5.48 µm, 6.88 x 5.57 µm, 6.51 x 6.28 µm, 7.42 x 5.90 µm, 5.90 x 5.78 µm, 6.81 x 5.96 µm, 8.75 x 7.22 µm, 6.49 x 6.38 µm, 6.67 x 5.87 µm, 8.18 x 6.28 µm, 6.00 x 5.75 µm, 6.12 x 5.58 µm, 6.52 x 5.55 µm, 7.79 x 6.44 µm, 7.00 x 6.05 µm, 6.05 x 5.19 µm, 6.38 x 5.51 µm, 6.08 x 5.36 µm, 6.41 x 6.03 µm, 6.57 x 5.75 µm, 7.39 x 6.82 µm, 6.25 x 5.76 µm, 7.36 x 5.85 µm, 7.34 x 6.63 µm, 6.08 x 5.66 µm, 6.19 x 6.04 µm, 6.54 x 6.25 µm