Astrothelium chulumanense (holotype) A, B thallus and ascomata C vertical cross section through pseudostromata D horizontal cross section through pseudostromata E asci (violet ascospores in Lugol’s solution) F ascospores (violet in Lugol’s solution). Scale bars: 1000 μm (A, B); 500 μm (C, D); 50 μm (E); 10 μm (F).

 
 
  Part of: Kukwa M, Rodriguez-Flakus P, Aptroot A, Flakus A (2023) Two new species of Astrothelium from Sud Yungas in Bolivia and the first discovery of vegetative propagules in the family Trypetheliaceae (lichen-forming Dothideomycetes, Ascomycota). MycoKeys 95: 83-100. https://doi.org/10.3897/mycokeys.95.98986