genus Ulva

Definitions

  • WordNet 3.6
    • n genus Ulva type genus of the family Ulvaceae; green seaweed having a thallus two cells thick: sea lettuce
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Usage

In literature:

ENTEROMORPHA, a genus of Green Algae, similar to Ulva, but with a tubular thallus.
"The New Gresham Encyclopedia" by Various
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