goat tang

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The common name for the red seaweed Polyides rotundus (order Gigartinales). The plants are perennial; the thallus is cylindrical and filamentous, tough and cartilaginous, dull to dark red, dichtomously branched, and attached to a substrate by a discoid holdfast. It is found in rock pools in the lower intertidal region and below low-water mark.

Subjects: Plant Sciences and Forestry.

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