Examination of the generic concept and species boundaries of the genus Erioscyphella (Lachnaceae, Helotiales, Ascomycota) with the proposal of new species and new combinations based on the Japanese materials

Erioscyphella sasibrevispora TNS-F-81401 (Holotype, A–F, H–J). Lachnum novoguineense var. yunnanicum TNS-F-16442 (G) A dried apothecia B a pure culture on PDA (NBRC 114475) C ectal excipular cells D ascus E an ascal pore MLZ (+) F ascal base with a perforated crozier G ascal base with a perforated crozier H septated paraphyses I ascospores J vertical section through the apothecium. Mounted in CB/LA (D, F–J), MLZ (E). Scale bars: 1 mm (A); 10 µm (C–J).