Anamorph: not known. Teleomorph: ascomata 120-400 µm diam., scattered, black; disc concave to flat; margin smooth. Exciple 25-30 µm broad, reddish brown (K–) or green tinged in the upper part; cells to 10 µm diam. Hymenium 50-60 µm tall, colourless; epihymenium brown, K–. Hypothecium pale grey- or reddish-brown, K–. Interascal tissue of paraphyses 1.5–1.7 µm diam., the apices to 3 µm diam. Asci ca 50 x 12-17 µm, 16-spored. Ascospores (10.5–) 12–18 x 3.5–4.5 µm, narrowly ellipsoidal, cylindrical or fusiform, sometimes curved, brown, smooth-walled or slightly roughened when old, 3(–7)-septate.