Melanconis marginalis subsp. europaea. Sexual morph a pseudostroma in face view b, c ectostromatic discs d subglobose visible part of ostiolar necks e, f cross sections (e showing central column and marginal ostioles f showing central column and perithecia) g vertical section showing central column and two perithecia h–p asci q–y ascospores m–p in aqueous Congo Red a WU 31890 = MAV1 b–g, j, n, q, s, t, w–y holotype WU 31888 = MAI h, i, m WU 37045 = D158 k, r WU 36699 l, p WU 31172 o WU 29888 u WU 31889 = MAV v WU 38243. Scale bars: 1 mm (a, f), 500 µm (b, c, e, g), 150 µm (d), 10 µm (h–q, t), 7 µm (r, s, u–y).