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        |   | Seaweeds on Stamps |     | seaweed curiosities |     |     |      | 
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      | seaweed herbarium
 
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      | Ulva rigida, 
          Linné
 
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      | The many species of sea lettuce are
          a popular food in many of the places where they grow, they
          can be eaten  in salads or cooked in soups and contains a variety of
          vitamins and minerals.  |  
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