Rinodina zeorina (BDNA-L-0000933, holotype for A–G; BDNA-L-0000668 for H–K) in morphology A–C habitus and apothecia on bark of Quercus mongolica. Thallus brownish and areolate and non-pruinose apothecia D well-developed amphithecium and pigmented hypothecium E epihymenium with brown pigment which extending to the cortical layer of amphithecium. Parathecium light brown at periphery F hypothecium with light (olive-)brown pigment G ascospores 1-septate, Dirinaria-type but lumina angular to globose H habitus and apothecia on bark of Tilia amurensis. Thallus more grayish I apothecial section representing well-developed amphithecium and pigmented hypothecium J asci clavate with eight spores K ascospores 1-septate, Dirinaria-type but lumina angular to globose. Scale bars: 1 mm (A–C); 200 μm (D); 50 μm (E, F); 10 μm (G); 1 mm (H); 200 μm (I); 10 μm (J, K).