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calliergon moss

Scientific Name: Calliergon orbicularicordatum

Family: Amblystegiaceae

Category: Moss

Growth: Nonvascular

Duration:

Other Names:

       

Calliergon Mosses: An Overview

The genus Calliergon, belonging to the Amblystegiaceae family, encompasses several moss species commonly known as calliergon mosses. This overview explores two prominent species: Calliergon cordifolium and Calliergon giganteum.

Calliergon cordifolium

  • Scientific Name: Calliergon cordifolium (Hedw.) Kindb.
  • Common Names: Calliergon moss, Heart-leaved spearmoss
  • Synonyms: Acrocladium cordifolium (Hedw.)
  • Family: Amblystegiaceae
  • Taxonomic Rank: Species

Calliergon cordifolium is a medium-sized to large moss with erect, little-branched shoots.

Calliergon giganteum

  • Scientific Name: Calliergon giganteum (Schimp.) Kindb.
  • Common Names: Giant spearmoss, Giant calliergon moss, Arctic moss, Giant water-moss
  • Varieties: Calliergon giganteum var. immersum Ruthe ex Karcz.
  • Synonyms: Calliergon richardsonii var. robustum (Lindb. & Arnell) Broth. emend. Karcz.
  • Family: Amblystegiaceae
  • Taxonomic Rank: Species

Calliergon giganteum is an aquatic plant, without woody stems, commonly found on lake beds in tundra regions.

Taxonomy and Nomenclature

  • Genus: Calliergon (Sull.) Kindb.
  • Order: Hypnales
  • Family: Amblystegiaceae
  • The genus Calliergon is part of the nonvascular plant group.

Distribution and Habitat

  • Calliergon giganteum thrives in the harsh, cold arctic tundra environment within the Arctic Circle in the Northern Hemisphere.

Ecological Role

  • In the arctic, Calliergon giganteum acts as a ground cover, warming the soil and enabling other plants to grow. It is also a food source for migrating animals.

Interactions with Other Organisms

  • The moss warms up the ground in the arctic, allowing other plant life to grow.
  • It serves as a food source for migrating animals.

Related Species

  • Calliergon richardsonii (Richardson's calliergon moss)
  • Pseudocalliergon trifarium (Calliergon moss)
  • Calliergonella cuspidata (Calliergonella Moss)
  • Calliergon stramineum (Calliergon moss)