Polysiphonia foetidissima explained

Polysiphonia foetidissima Cocks ex Bornet (also known as Vertebrata foetidissima) is small red marine alga in the Rhodophyta.[1]

Description

Polysiphonia foetidissima grows in dense branching tufts to a length of 11 cm. The fine erect branches have a central axis surrounded by 7 or 8 pericentral cells all of the same length. Rhizoids are produced from the pericentral cells. Trichoblasts are numerous.[1]

Reproduction

Tetrasporangia are formed in the branches.[1]

Distribution

Only recorded twice from Ireland and Great Britain.[2] Further records are from France, Portugal, the Mediterranean and Bermuda.[1]

Notes and References

  1. Maggs, C.A. and Hommersand, M.H. 1993. Seaweeds of the British Isles Volume 1 Rhodophyta Part 3A Ceramilaes. The Natural History Museum, London.
  2. Hardy, F.G. and Guiry, M.D. 2003. A Check-list and Atlas of the Seaweeds of Britain and Ireland. British Phycological Society,

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