Pyrenula thailandicoides (LCUF YN18212) A, B thallus with apothecia C, D ascospores at different developmental stages, over-mature ascospores with red-oil can be seen in C, red arrows in D show gelatinous halo E IKI+ red hamathecium. Scale bars: 2 mm (A); 1 mm (B); 30 μm (C); 20 μm (D); 50 μm (E).

  Part of: Dou M, Liu S, Li J, Aptroot A, Jia Z (2024) Three new Pyrenula species with 3-septate ascospores with red or orange oil when over-mature (Ascomycota, Pyrenulales, Pyrenulaceae) from China. MycoKeys 102: 107-125.