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finger cup lichen
Scientific Name: Cladonia digitata
Family: Cladoniaceae
Category: Lichen
Growth: Lichenous
Duration:
Other Names:
Cladonia digitata: Finger Cup Lichen
Cladonia digitata, commonly known as Finger Cup Lichen or Fingered Pixie-cup Lichen, is a fascinating species of lichen belonging to the genus Cladonia. These lichens exhibit a unique morphology, featuring cup-like structures, and play a vital ecological role.
Considerations for Pets
- The text mentions that Cladonia species are a primary food source for reindeer and caribou. While this suggests a degree of edibility for some animals, it doesn't guarantee safety for all pets.
Taxonomy and Nomenclature
- Scientific Name: Cladonia digitata (L.) Hoffm.
- Common Names: Finger Cup Lichen, Fingered Pixie-cup Lichen
- Family: Cladoniaceae
- Group: Lichen
Morphological Characteristics
- Cladonia digitata is a moss-like lichen with cup-like structures.
- It features finger-like projections that are sometimes deformed cups.
- The lichen thallus consists of mycelia.
- Some podetia have cups that are entirely closed (no hole in the base of the cup).
Distribution and Habitat
- Found in moist, shaded areas, such as under spruce trees (example location: Devils Island).
- Observed in the Cascade Mountains of Oregon and Washington.
- Present in various locations including NB, NS, PEI, NL, LB, PQ.
Ecological Role
- Cladonia species, including Cladonia digitata, serve as a primary food source for reindeer and caribou.
Quirky Facts
- One source humorously describes a lichen as being menacing, capable of suctioning onto a person and drinking their blood.
- There is a reference to using lichen in baking, specifically as a substitute for flour.
Interactions with Other Organisms
- The fungal symbionts in Cladonia belong to the Ascomycota.
Further Information
- MO
- ToL
- BHL
- WikiSpecies