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bartramia moss

Scientific Name: Bartramia microstoma

Family: Bartramiaceae

Category: Moss

Growth: Nonvascular

Duration:

Other Names:

       

Common Apple-Moss (Bartramia pomiformis)

Bartramia pomiformis, commonly known as common apple-moss or bartramia moss, is a species of moss belonging to the Bartramiaceae family. It is noted for its distinctive apple-shaped capsules (spore cases).

Taxonomy and Nomenclature

  • Scientific Name: Bartramia pomiformis Hedw.
  • Family: Bartramiaceae
  • Kingdom: Plantae
  • Synonyms:
    • Bartramia circinnulata C. Mll. & Kindb. in Mac.
    • Bartramia circinnulata Hedw.
    • Bartramia crispa
    • Bartramia glauco-viridis
    • Bartramia pomiformis var.

Distribution and Habitat

Bartramia pomiformis forms wide, deep cushions in moist, rocky woods. One documented occurence is in Gallia County, Ohio.

Morphological Characteristics

  • Typically green or glaucous (bluish-grayish green) in hue.
  • Forms pale glaucous green cushions.
  • Distinguished by apple-shaped capsules (spore cases).
  • One species of *Bartramia*, B. pomiformis, is strongly crispate (curled or wavy).

Quirky Facts

  • Bartramia pomiformis contains a novel macrocyclic biflavonoid called bartramiaflavone, which exists in two equilibrating cyclo-oxo tautomer forms.

Related Species

  • Bartramia halleriana (Haller's apple-moss or Haller's bartramia moss): Another species in the Bartramiaceae family.
  • Bartramia stricta (Rigid apple moss): A small, brownish-green moss found in North America, Europe, and Asia.
  • Bartramia ithyphylla (Straight-leaved apple-moss): Another species in the Bartramia genus.
  • Bartramia subulata: A species of moss in the Bartramia genus.

Further Information

  • USDA Agricultural Research Service
  • Encyclopedia of Life
  • Integrated Taxonomic Information System