- Hysterothecia abundant on dying foliage
- Hysterothecium on foliage
- Hysterothecium on foliage
- Hysterothecium on foliage
- Hysterothecium, vertical section
- Hysterothecium, vertical section. Asci and ascospores evident.
- Mature and immature asci
- Ascospores in ascus
- Maturing ascus