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Important Plant Areas for algae - Natural History Museum

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specimen in specimen in BM<br />

BM<br />

Lithophyllum fasciculatum (Lamarck) Foslie R dd; no recent<br />

material or<br />

records<br />

confirmed<br />

Lithophyllum hibernicum Foslie<br />

Not recorded<br />

from Britain<br />

Not recorded<br />

from Britain<br />

Lithophyllum nitorum W.H. Adey & P.J. Adey R dd<br />

Lithothamnion lemoineae Adey R, N dd<br />

Lophosiphonia reptabunda (Suhr) Kylin R, S R? Threatened,<br />

declined<br />

Meiodiscus spetsbergensis Saunders & McLachlan R, T, N dd<br />

Microcladia glandulosa (Solander ex Turner) Greville R, S R, no decline<br />

Neevea repens Batters R, U dd<br />

Osmundea osmunda (S.G. Gmelin) K.W. Nam & Maggs U C<br />

Osmundea ramossisima (Oeder) Athanasiadis R, I C<br />

Osmundea truncata (Kützing) K.W. Nam & Maggs R R (2 sites)<br />

Peyssonnelia armorica (P.L. Crouan & H.M. Crouan) Weber-van Bosse R, S Very R<br />

Peyssonnelia atropurpurea P.L. Crouan & H.M. Crouan S S<br />

Peyssonnelia immersa Maggs & L.M. Irvine U U<br />

Phymatolithon brunneum Y.M. Chamberlain R, S dd; West Angle<br />

Bay, Wales<br />

Pikea cali<strong>for</strong>nica Harvey S, A A<br />

Plagiospora gracilis Kuckuck U U<br />

Pneophyllum confervicola (Kützing) Y.M. Chamberlain U dd<br />

Pneophyllum coronatum (Rosanoff) Penrose U dd<br />

Pneophyllum limitatum (Foslie) Y.M. Chamberlain U dd<br />

Pneophyllum lobescens Y.M. Chamberlain U dd<br />

Pneophyllum myriocarpum (P.L. Crouan & H.M. Crouan) Y.M. Chamberlain U dd<br />

Polysiphonia ceramiae<strong>for</strong>mis P.L. Crouan & H.M. Crouan R R<br />

Polysiphonia denudata (Dillwyn) Greville ex Harvey R, S S<br />

Polysiphonia devoniensis Maggs & Hommersand R, S S<br />

Polysiphonia foetidissima Cocks ex Bornet R Declined; found<br />

once in Wales<br />

Polysiphonia furcellata (C. Agardh) Harvey R R<br />

Polysiphonia harveyi J. Bailey U, A A<br />

Polysiphonia opaca (C. Agardh) Moris & De Notarius R, S R; declined,<br />

Jersey<br />

Polysiphonia simulans Harvey R, S Uncommon<br />

Polysiphonia subulifera (C. Agardh) Harvey R, L R, except in<br />

Ireland; maerl<br />

Porphyra drachii J. Feldmann U, A dd<br />

Porphyridium purpureum (Bory de Saint-Vincent) K. Drew & Ross U dd<br />

Porphyrostromium boryanum (Montagne) P.C. Silva R, U dd<br />

Porphyrostromium ciliare (Carmichael) M.J. Wynne U dd<br />

Pterosiphonia ardreana Maggs & Hommersand R R, S<br />

Pterosiphonia pennata (C. Agardh) Sauvageau R, S R, S<br />

Pterosiphonia pinnulata (Kützing) Maggs & Hommersand R R, A?<br />

Pterothamnion crispum (Ducluzeau) Nägeli R, I, S Fairly C<br />

Pterothamnion polyacanthum (Kützing) Nägeli R Not recorded<br />

from Britain<br />

Ptilothamnion sphaericum (P.L. Crouan & H.M. Crouan ex J. Agardh) Maggs R<br />

R<br />

& Hommersand<br />

Rhodella maculata Evans R dd<br />

Rhodochorton concrescens K.M. Drew R, U dd<br />

Rhodophysema feldmannii Cabioch Not recorded Not recorded<br />

37

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