On hardwood Betula log.
Apothecia are stipitate, up to 5mm in diameter.
Asci 8-spored, IKI-.
Ascospores are dark brown, multiguttulate, aseptate, measure in H2O
(9.8) 10.1 - 12.9 (14.7) × (6.5) 6.7 - 8.5 (9.2) µm
Q = (1.1) 1.2 - 1.8 (2.2) ; N = 24
Me = 11.2 × 7.7 µm ; Qe = 1.5
Paraphyses with VBs.
Asci
(131.8) 134.7 - 155.8 (156.4) × (10.6) 11 - 13.6 (14.4) µm
Q = (10.7) 10.8 - 12.8 (13.5) ; N = 9
Me = 144.6 × 12.2 µm ; Qe = 11.9