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Aspicilia: The Rimmed Lichen

This page provides information about lichens belonging to the genus Aspicilia, commonly known as rimmed lichens. Lichens are fascinating organisms formed through a symbiotic relationship between a fungus and algae. Various species of Aspicilia exist, exhibiting diverse characteristics and ecological roles.

Considerations for Pets

• Wirework cloches with copper rims are mentioned as a way to keep deer, rabbits, squirrels and birds away from precious plants.

Considerations for Children

• Wirework cloches with copper rims are mentioned as a way to keep deer, rabbits, squirrels and birds away from precious plants.

Taxonomy and Nomenclature

• Scientific Name: Aspicilia A. Massal.
• Family: Hymeneliaceae
• Kingdom: Fungi (Lichens are classified within the Kingdom Fungi due to the dominant fungal partner in the symbiotic relationship.)
• Synonyms: Lecanora reptans, Lecanora ryrkaipiae

Common Species

• Aspicilia reptans (Rimmed Lichen)
• Aspicilia contorta (Contorted Rimmed Lichen)
• Aspicilia calcarea (Calcareous Rimmed Lichen)
• Aspicilia annulata (Rimmed Lichen)
• Aspicilia quartzitica (Quartzite Rimmed Lichen)
• Aspicilia cinerea (Cinder Lichen)

Distribution and Habitat

• Aspicilia species are found in various locations, including Ireland, France, and the Sonoran Desert.
• Aspicilia calcarea is specifically noted on limestone rock.

Morphological Characteristics

• Crustose lichens are noted, sometimes with a rim surrounding the cup-shaped apothecia.
• Some lichens have a jelly-like thallus when wet, that shrink and become strongly wrinkled.

Interactions with Other Organisms

• The text mentions horn-rimmed snails found on lichens.
• Wirework cloches with copper rims are used to protect plants from slugs and snails.

Further Information

• Lichen Flora of the Greater Sonoran Desert Region
• MO (likely referring to the Missouri Botanical Garden)
• ToL (Tree of Life Web Project)
• BHL (Biodiversity Heritage Library)
• WikiSpecies