Erythroglossum laciniatum (Lightfoot) Maggs et Hommersand
Also known as Polyneura laciniata (Lightfoot) P.S. Dixon
and Polyneura gmelinii (Greville) Kylin
Description: Crisp, rather rigid, flattened, fan-shaped,
dark purplish red fronds, sometimes with blue iridescence
underwater, entire to deeply cleft into wedge- or ribbon-shaped
segments, to 300 mm long. Stipe to 25 mm long, from discoid
base. Venation palmate, with no distinct midrib, veins
anstomosing, microscopic veins present in young parts.
Polystromatic in older parts, monostromatic distally.
Habitat: On rocks and epiphytic, deep lower intertidal
pools and rocks, and subtidal to 30 m where it is a frequent
component of the
Laminaria hyperborea
understorey vegetation; southern and western shores east to Kent
and north to Ross and Cromarty and widely distributed in Ireland
except the east coast, often frequent subtidally.
Above: East of the Skerries, Portrush, Co. Antrim, Ireland; August 2013 © Francis Bunker.
- BioAtlantis provides sustainable technologies from the sea to enhance plant, animal and human health.
- Connemara Organic Seaweed Company provide hand harvested, sustainable, kelp and seaweed products for human consumption through health supplements and edible products.
- Emerald Isle Organic Irish Seaweed. A family business producing seaweed as supplements, cooking, gardening and bath products.
- Irish Seaweeds Ltd are suppliers of 100% natural hand-harvested seaweeds and edible sea vegetable products from Ireland.