Cladophora laetevirens (Dillwyn) Kützing, 1843, (a green seaweed)


4 Jul 2008 at OSGR: TA08 in North-east Yorks, England

Record Summaryin shallow rock pool on upper shore
Found as
Date4 July 2008
OS grid refOSGR: TA08
Lat/Lon54° 20' N, 0° 20' W
Vice CountyNorth-east Yorks, VC no: 62
CountryEngland

Notes: A small, delicate, pale lettuce green alga growing as vertical tufts in shallow rock pools. Cells filled with a parietal chloroplast mass, to 630µm long, becoming shorter towards branch tips: 54µm tapering to 46µm. Basal cell 620µm, without rhizoids near the holdfast. Branching distal, 1(2) branches, falcate. Some branches composed of short barrel-shaped zoidangia, which become hyaline on release of spores.

The following literature was used to identify this find:

standard photographs and close-ups
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macro-photographs
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