Chapsa wolseleyana (LCUF FJ19148-b) A habit of thallus with apothecia B apothecia at different developmental stages C apothecium (part of pruina scraped off) D section of apothecium with periphysoids (direction of arrow) E paraphyses F young and mature ascospores. Scale bars: 1.5 mm (A); 1 mm (B); 0.25 mm (C); 120 μm (D); 10 μm (E); 25 μm (F).