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Haller's bartramia moss

Scientific Name: Bartramia halleriana

Family: Bartramiaceae

Category: Moss

Growth: Nonvascular

Duration:

Other Names:

       

Haller's Apple-Moss (Bartramia halleriana)

Bartramia halleriana, commonly known as Haller's apple-moss or Haller's bartramia moss, is a species of moss belonging to the Bartramiaceae family.

Taxonomy and Nomenclature

  • Scientific Name: Bartramia halleriana Hedw.
  • Family: Bartramiaceae
  • Rank: Species
  • Synonyms: Bartramia hallerana (Note: This appears to be a misspelling or alternate spelling rather than a true synonym)
  • Finnish Common Name: Pahtaomenasammal
  • German Common Name: Hallers Apfelmoos

Distribution and Habitat

  • In North America, Bartramia halleriana is primarily found in Canada, with a limited number of known locations.
  • It grows on ledges and in crevasses of forested cliffs.
  • It also grows in deep, and on scree slopes.

Morphological Characteristics

  • Shoots can grow up to 15 cm tall.
  • When dry, the capsules measure around 8 mm; when moist, they reach about 1 cm.
  • Capsules are held amongst the leaves.

Conservation Status

  • Bartramia halleriana is listed as Threatened under the Species at Risk Act in Canada.
  • It is considered a red-listed taxon in British Columbia.
  • It is designated as Critically Imperiled (S1).

Further Information

  • USDA PLANTS database
  • Encyclopedia of Life
  • Wikimedia Commons
  • The Plant List
  • ToL (Tree of Life Web Project)
  • BHL (Biodiversity Heritage Library)
  • WikiSpecies
  • COSEWIC assessment and status report on the Haller's Apple Moss