Helminthosporium guizhouense sp. nov. (HGUP24-0008, holotype) on rotten dead branch of Juglans regia a–c colonies on the natural substrat; d, e culture on PDA after 2 weeks (d above e reverse) f conidiophore bases, stroma cells, and conidia l conidiophore m colony, conidiophores, and stroma cells n conidiophore g–k, o–r conidia. Scale bars: 1000 µm (a); 500 µm (b, c); 50µm (f–r).

 
 
  Part of: Zou M, Al-Otibi F, Hyde KD, Wang Y, Pan X-J (2024) New Helminthosporium (Massarinaceae, Dothideomycetes) and Nigrospora (Incertae sedis, Sordariomycetes) species associated with walnut (Juglans regia L.) in China. MycoKeys 109: 265-284. https://doi.org/10.3897/mycokeys.109.133431