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Athalamia hyalina

Athalamia hyalina, also known as Hyaline Liverwort or Transparent Navelwort, is a small to medium-sized liverwort belonging to the Cleveaceae family.

Taxonomy and Nomenclature

• Scientific Name: Athalamia hyalina (Sommerf.) S. Hatt.
• Family: Cleveaceae
• Kingdom: Plantae
• Phylum: Hepatophyta
• Class: Marchantiopsida
• Order: Marchantiales
• Synonyms:
  • Marchantia hyalina Sommerf.
  • Clevea hyalina (Somm.) Lindb.
  • Sauteria hyalina (Sommerf.)
• Other Taxa:
  • Athalamia hyalina var. californica R.M. Schust.
  • Athalamia hyalina var. rufescens (S. W. Arnell) Konstant.

Distribution and Habitat

Athalamia hyalina has a wide distribution across the globe, including:

• Afghanistan
• Alaska
• Austria
• Balearic Islands
• Balkan Peninsula
• Baltic States
• Beringian Arctic
• Bulgaria
• Canada
• Caucasus
• Central Asia
• China mainland
• Eastern Scottish Highlands (British Isles)
• Québec-Labrador (Canada)

It has been reported as new to the British Isles, specifically in the eastern Scottish Highlands.

Morphological Characteristics

• Thalli are delicate and fleshy.
• The thalli can grow up to approximately 6 mm wide.

Genetic Information

• Athalamia hyalina RNA polymerase C1 (rpoC1) gene sequences are available (e.g., 469 bp linear DNA KT356992.1 GI:972313434).
• 23S ribosomal RNA sequences have also been studied.

Further Information

• Discover Life provides information on the biology, natural history, ecology, identification, and distribution of Athalamia hyalina.
• NCBI Taxonomy checklist offers a view of Athalamia hyalina.
• GBIF (Global Biodiversity Information Facility) also provides data on this species.
• Bryoquel: Liste des bryophytes présentes au Québec-Labrador checklist
• TERMIUM is the Government of Canada's terminology and linguistic data bank.