W ISCONSIN BOTANICAL INFORMATION SYSTEM
Wisconsin State Herbarium

Wisflora - Vascular Plant Species

University of  Wisconsin - Madison 

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Family: lichenFamily
  Genus: Arthothelium
    Arthothelium A. Massal.+

        (PHOTO GALLERY of SPECIES)
    Arthothelium A. Massal.+

        (DISTRIBUTION MAP GALLERY of SPECIES)
    Arthothelium hallii (Tuck.) Zahlbr.+

        Comma lichen
    Arthothelium spectabile A. Massal.+

        Comma lichen

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