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U.S. Forest Service

Lichens Photo Gallery

Crustose Lichens

Click the thumbnail images below to see larger images of the lichens.

  • Acarospora species

    Acarospora sp. Photo by Doug Ladd.

  • Acarospora strigata

    Acarospora strigata. Photo by Larry St. Clair.

  • Caloplaca saxicola

    Caloplaca saxicola. Photo by Chris Wagner.

  • Caloplaca trachyphylla

    Caloplaca trachyphylla. Photo by Larry St. Clair.

  • Calvitimela armeniaca

    Calvitimela armeniaca. Photo by Larry St. Clair.

  • Cryptothecia rubrocinta

    Cryptothecia rubrocinta. Photo by Hugh Nourse.

  • Dibaeis baeomyces

    Dibaeis baeomyces. Photo by Ralph Pope.

  • Dimelaena oreina

    Dimelaena oreina. Photo by Larry St. Clair.

  • Glypholechia scabra

    Glypholechia scabra. Photo by Larry St. Clair.

  • Gomphilus americana

    Gomphillus americanus. Photo by Hugh Nourse.

  • Graphis scripta

    Graphis scripta. Photo by Doug Ladd.

  • Haematomma persoonii

    Haematomma persoonii. Photo by Larry St. Clair.

  • Icmadophila ericetorumIcmadophila ericetorum. Photo by Karen Dillman.

  • Lecanora argopholis

    Lecanora argopholis. Photo by Larry St. Clair.

  • Lecanora polytropa

    Lecanora polytropa. Photo by Larry St. Clair.

  • Lecidea atrobrunnea

    Lecidea atrobrunnea. Photo by Larry St. Clair.

  • Megaspora verrucosa

    Megaspora verrucosa. Photo by Rick Demmer.

  • Ochrolechia upsaliensis

    Ochrolechia upsaliensis. Photo by Rick Demmer.

  • Ophioparma ventosa

    Ophioparma ventosa. Photo by Ralph Pope.

  • Pleopsidium chlorophanum

    Pleopsidium chlorophanum. Photo by Larry St. Clair.

  • Pleopsidium flavum

    Pleopsidium flavum. Photo by Larry St. Clair.

  • Rhizocarpon geographicum

    Rhizocarpon geographicum. Photo by Larry St. Clair.

  • Stereocaulon glaucescens

    Stereocaulon glaucescens. Photo by Ralph Pope.

  • Texosporium sancti-jacobi

    Texosporium sancti-jacobi. Photo by Rick Demmer.

  • Toninia species

    Toninia sp. Photo by Karen Dillman.

Foliose Lichens…