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Noun: bladderwrack  'bla-du,rak
  1. Similar to and found with black rockweed
    - Ascophyllum nodosum
     
  2. A common rockweed used in preparing kelp and as manure
    - black rockweed, bladder fucus, tang, Fucus vesiculosus

Derived forms: bladderwracks

Type of: rockweed

Part of: genus Fucus

Encyclopedia: Bladderwrack