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Gymnomitrion

Scientific Name: Gymnomitrion

Family: Gymnomitriaceae

Category: Liverwort

Growth:

Duration:

Other Names:

       

Gymnomitrion: A Genus of Leafy Liverworts

The genus Gymnomitrion belongs to the family Gymnomitriaceae and encompasses a group of leafy liverworts. Several species within this genus have been identified and studied.

Taxonomy and Nomenclature

  • Genus: Gymnomitrion Corda
  • Family: Gymnomitriaceae
  • Synonyms:
    • Acolea Dumort.
    • Cesius Gray
    • Cesia Gray corr. Lindb.

Considerations for Pets

Gymnomitrion species are very small and form dense mats. Please be aware that mats of moss or liverwort can sometimes harbor insects or other invertebrates that might be of interest to pets. This is a small plant, and small parts may detach and be ingested by curious pets.

Species within the Genus

  • Accepted species names (according to The Plant List): 11
  • Some examples include:
    • Gymnomitrion concinnatum (Lightf.) Corda (Braided Frostwort)
    • Gymnomitrion obtusum (Lindb.) Pears (White Frostwort)
    • Gymnomitrion pacificum Grolle
    • Gymnomitrion apiculatum (Schiffn.) Muell.Frib.
    • Gymnomitrion corallioides Nees
    • Gymnomitrion crenulatum Carringt.
    • Gymnomitrion laceratum (Stephani) Horik.
    • Gymnomitrion alpinum (Gottsche ex Husn.) Schiffn.
    • Gymnomitrion moralesae V???a
    • Gymnomitrion incompletum (Gottsche) R.M.Schust.
    • Gymnomitrion verrucosum Nichols.
    • Gymnomitrion adustum

Distribution and Habitat

  • Gymnomitrion concinnatum is found in various locations, including Alaska, British Columbia, Montana, Oregon, Washington, and the Yukon.
  • Gymnomitrion apiculatum is an arctic-alpine species, found in North America only in Alaska and Greenland.
  • Gymnomitrion pacificum has been found in Canada.
  • Some species grow on rocks in alpine environments free from snow.

Morphological Characteristics

  • Gymnomitrion species are generally very small.
  • They form lax or dense mats or intricate cushions.
  • Color can range from dark red-brown to blackish.

Genetic Information

  • Partial cds chloroplast DNA sequences are available for some species, such as Gymnomitrion pacificum (e.g., isolate L1381 small ribosomal protein 4 (rps4) gene).

Interactions with Other Organisms

  • Some species of Marsupella can be similar to Gymnomitrion.

Additional Resources

  • The Plant List
  • Encyclopedia of Life
  • NYBG Virtual Herbarium
  • Musum national d'Histoire naturelle
  • ITIS (Integrated Taxonomic Information System)
  • Discover Life
  • Te Papa's collections
  • Worley's Map of Collection Records