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Ulva |
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Ulva
(sea lettuce), a genus of algae of the family Ulvaceae of the order Uvales. The thallus is lamellate, entire, dissected, or branched; it is 30-150 cm long and consists of two tightly enclosed layers of cells. The approximately 20 species are most widely distributed in subtropical and temperate seas. Three species occur in the seas of the USSR. In Japan and some other countries sea lettuce is used as food. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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