No images found for this plant ID: 2985.

Ensure images are uploaded to the Media Library and tagged with "2985" in the "plant_image_tag" taxonomy.

Safe for Children?

Safe for Dogs?

Safe for Cats?

Safe for Reptiles?

dot lichen

Scientific Name: Arthonia fuliginosa

Family: Arthoniaceae

Category: Lichen

Growth: Lichenous

Duration:

Other Names:

       

Dot Lichen

Dot lichen is a common name applied to lichens in the genera Arthonia and Micarea. Lichens in the genus Bacidia are sometimes called "dotted lichens."

Taxonomy and Nomenclature

  • Kingdom: Fungi
  • Family: Arthoniaceae (for Arthonia and related lichens)
  • Family: Icmadophilaceae (for Pink Dot Lichen - Dibaeis absoluta)
  • Family: Micareaceae (for Erratic Dot Lichen - Micarea erratica)

Distribution and Habitat

  • Dot lichens are found in various locations, including New Orleans and Mount Rainier National Park.
  • Specific examples include Arthonia rubella found on Palm tree bark in Bahia Honda Key, Florida, USA.

Morphological Characteristics

  • Mycobilimbia pilularis ('Dot Lichen') is a crustose lichen with a grayish-green thallus and yellowy-brown apothecia.
  • Pink Dot Lichen (Dibaeis absoluta) has pink apothecia born on short stalks.

Additional Information

  • The Encyclopedia of Life, Catalogue of Life, USDA, and Smithsonian Institution's National Museum of Natural History are resources for further information.

Specific Dot Lichen Examples Mentioned:

  • Arthonia arthonioides
  • Arthonia asteriscus
  • Arthonia exilis
  • Arthonia dispersa (dispersed dot lichen)
  • Arthonia tuckermaniana (Tuckerman's dot lichen)
  • Arthonia glebosa
  • Arthonia rubella
  • Bacidia rubella (Frosty-rimmed Dot Lichen)
  • Dibaeis absoluta (Pink Dot Lichen)
  • Japewia tornoensis (Hidden Dot Lichen)
  • Leptorhaphis epidermidis (Birchbark Dot Lichen)
  • Leptorhaphis atomaria (Birchbark Dot Lichen)
  • Micarea erratica (Erratic Dot Lichen)
  • Micarea globulosella (Globe Dot Lichen)
  • Micarea nitschkeana (Nitschke's dot lichen)
  • Mycobilimbia pilularis