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Phylum: Rhodophyta   Family: Delesseriaceae

Membranoptera alata  (Hudson) Stackhouse, 1809

Winged Weed

Common on the lower shore and below, growing on rocks and on Laminaria stipes. The thallus has wing-like side growths and young growths are blade-like. Can look quite battered in winter

Determiner: 
Chris Johnson

References: 
Maggs & Hommersand (1993) - Seaweeds of the British Isles, Volume 1 Rhodophyta, Part 3A Ceramiales;
Bunker, et al - Seaweeds of Britain and Ireland

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