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ulva

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WordNet Dictionary
 
 Definition: [n]  type genus of the family Ulvaceae; green seaweed having a thallus two cells thick: sea lettuce
 
 Synonyms: genus Ulva
 
 See Also: family Ulvaceae, laver, protoctist genus, sea lettuce, sea-lettuce family, Ulvaceae

 

 

Webster's 1913 Dictionary
 
 Definition: 
\Ul"va\, n. [L., sedge.] (Bot.)
A genus of thin papery bright green seaweeds including the
kinds called sea lettuce.

 



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