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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