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Arthonia stellaris
Scientific Name: Arthonia stellaris
Family: Arthoniaceae
Category: Lichen
Growth: Lichenous
Duration:
Other Names:
Arthonia stellaris
Arthonia stellaris is a species of lichen belonging to the Arthoniaceae family.
Taxonomy and Nomenclature
- Scientific Name: Arthonia stellaris Kremp.
- Kingdom: Fungi
- Phylum: Ascomycota
- Class: Ascomycetes
- Order: Arthoniales
- Family: Arthoniaceae
- Genus: Arthonia
- Synonyms:
- Arthonia stellaris sensu auct.
- Arthonia astroidestera Nyl. (in part)
- Arthonia armoricana Leight.
Distribution and Habitat
- The lichen is found in the British Isles.
- It is rare and occurs on smooth-barked trees, especially Holly, in humid areas of old woodlands.
- It has not been found in several regions of North and West Jutland, or on the islands of Fyn and North Zealand.
Morphological Characteristics
- Arthonia stellaris is a crustose lichen.
- The thallus is light-colored (whitish-greenish) and well delimited by a pale brown zone.
- Apothecia are small.
- Spores are 3-4 septate with an enlarged upper cell (approximately 21 x 5 micrometres).
Ecological Role
- Arthonia stellaris is epiphytic, meaning it grows on the surface of other plants, specifically trees.
Interactions with Other Organisms
- The photobiont associated with Arthonia stellaris is Trentepohlia (an algae).
Further Information
- Index Fungorum: http://www.indexfungorum.org/names/NamesRecord.asp?RecordID=376838
- Encyclopedia of Life
- Discover Life
- TSB Herbarium
- The South African National Biodiversity Institute
- NatureServe Explorer