Melomastia puerensis (ZHKU 23–0106, holotype) a–c appearance of ascomata on host surface d vertical section of an ascoma e vertical section of ostiole f section of peridium g hamathecium h–l asci m–q ascospores r asci stained in Lugol’s iodine s germinated ascospore t, u colonies on PDA (t-front and u-reverse views). Scale bars: 100 µm (d–f); 50 µm (g–l); 10 µm (m–q); 30 µm (s).