dulse, palmaria palmata, is a red seaweed belonging to the palmariale species. it has a more or less palmate frond shape, from which its name derives. the reddish brown blade has a thallus that is dichotomously divided into strips 2 to 3 cm wide and up to 50 cm long.
it is attached by a basal disc shaped holdfast and grows in the intertidal zone on rocky substrates, up to the high water mar ...
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