| RHODOPHYTA : Ceramiales : Rhodomelaceae | RED ALGAE |
Description: Thallus erect, compressed to 14 (20) cms long, distinct main axes with a terminal groove. Lateral branches irregularly alternate. Holdfast discoid.
Habitat: Epilithic or epiphytic in low water rock pools and sublittoral to 5 m.
Distribution: Generally distributed around the British Isles. Europe: Artlantic coast of France and the Netherlands. Further afield: Morocco.
Similar Species: Osmunda pinnatifida has a stolonous holdfast unlike O. osmunda which has a discoid holdfast.
Distribution Map from NBN: Osmundea osmunda at National Biodiversity Network mapping facility, data for UK.
iNaturalist: Osmundea osmunda at iNaturalist World Species Observations database.
WoRMS: Osmundea osmunda at World Register of Marine Species.
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| Morton, O., Keatley, L., Morrow, C.C. & Picton, B.E. (2026). Osmundea osmunda. (S Gmelin) Maggs et Hommersand. [In] Encyclopedia of Marine Life of Britain and Ireland. https://habitas.org/mbdp/species.php?item=ZM10795. Accessed on 2026-11-01 |