A new species of Gnomonia is described causing wilt of roses grown as cut-flowers in greenhouses on artificial substrate. Its main characters are relatively large perithecia with an extremely long beak and narrow, fusoid spores without appendages.

Persoonia - Molecular Phylogeny and Evolution of Fungi

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Naturalis journals & series

Noordeloos, M. E., van Kesteren, H. A., & Veenbaas-Rijks, J. W. (1989). Studies in plant pathogenic fungi—I. Gnomonia radicicola, spec. nov., a new pathogen of roses. Persoonia - Molecular Phylogeny and Evolution of Fungi, 14(1), 47–49.