The type species for the genus, U. lactuca, is found in shallow ocean waters nearly worldwide (the Americas, Northern Europe, Indian Ocean, China, New Zealand and beyond). Let us know if you have suggestions to improve this article (requires login). sea lettuce n. Any of several green algae of the genus Ulva, having a membranous, leaflike, irregularly shaped thallus that can be eaten fresh or dried in salads or soups. It is very high in iron, protein, iodine, vitamin C and dietary fiber. Ulva prolifera is typically a marine species, known in North America from the coasts, inland salt springs, and western salt lakes (Catling and McKay 1980, Mills et al. For this job, sea lettuce is a prime candidate. Sea Lettuce – Ulva lactuca is a green seaweed / algae found worldwide. Description. First described by Forsskal in 1775, based on collection from Gomphodae’ (Al-Qunfudhah), in the Saudi Arabian part of the Red Sea, U.reticulata has not undergone any major taxonomic revision except for the synonym Phycoserisreticulata given to the same species by Kützing. Ulva lactuca: Sea lettuce. It is edible and is often called 'Sea Lettuce'. It is the type species of the genus Ulva. Sea lettuce, particularly Ulva lactuca, is rich in iodine and in vitamins A, B, and C and is used in salads and soups in parts of northern Europe, … Some species also grow in brackish water rich in organic matter or sewage and can accumulate heavy metals. Sea lettuce, particularly Ulva lactuca, is rich in iodine and in vitamins A, B, and C and is used in salads and soups in parts of northern Europe, Japan, and China. Lactuca sativa is a member of the Lactuca genus and the Asteraceae (sunflower or aster) family.The species was first described in 1753 by Carl Linnaeus in the second volume of his Species Plantarum.Synonyms for L. sativa include Lactuca scariola var. Sea Lettuce plant clade, plant tribe and order fall under the scientific classification of Sea Lettuce. In the scientific classification of plants from kingdom to species, the Sea Lettuce Kingdom is an important factor in the taxonomy of plants. Navigate parenthood with the help of the Raising Curious Learners podcast. It is a thin flat green seaweed, growing only 2 cell layers thick. Roaming beaches, one often notes a bright green, translucent alga with a most appropriate common name: Sea Lettuce - known to those more scientifically inclined by its genus names Ulva and Ulvaria. sea lettuce is a PROTIST! Can be white or black when dry. Seaweeds are generally anchored to the sea bottom or other solid structures by rootlike ‘holdfasts,’ which perform the sole function of attachment and do not extract nutrients as do the roots of higher plants. It grows in both high and low intertidal zones, …  The visible fronds constitute the spore-producing (diploid) generation. It is sometimes known as U. fenestrata, referring to its "windowed" or "holed" appearance. Sea Lettuce (Ulva lactuca)Appearance: Green seaweed, sheetlike in appearance. FAMILY Ulvaceae. Be on the lookout for your Britannica newsletter to get trusted stories delivered right to your inbox. Corrections? It is very high in iron, protein, iodine, vitamin C and dietary fiber. Ulva: Sea lettuce This is a small genus of marine and brackish water green algae. Seasonal appearance: All year, with large blooms in the summer. Sea lettuce can be used in salads or in soups. Roaming beaches, one often notes a bright green, translucent alga with a most appropriate common name: Sea Lettuce - known to those more scientifically inclined by its genus names Ulva and Ulvaria. The report will display the kingdom and all descendants leading down to the name you choose. The thallus of ulvoid species is flat and blade-like and is composed of two layers of cells. integrifolia.L. A green algae (Ulva diaphana); leaf-like thallus and section … Mnemonic i: ULVLA: Taxon identifier i: 63410: Scientific name i: Ulva lactuca: Taxonomy navigation › Ulva. Ulva: Sea lettuce. Kingdom: Plantae Phylum: Chlorophyta Class: Ulvophyceae Order: Ulvales Family: Ulvaceae Genus: Ulva Species: U. lactuca. Rosales. It is the type species of the genus Ulva. This is a small genus of marine and brackish water green algae. You can also know the genus of all the plants which fall under Cactus. There are several edible species in the genus Ulva, but Ulva lactuca is the most common species used for human consumption. Sea lettuces are edible green algae which grow in many coastal areas of the world’s oceans. Crassulaceae. Can be white or black when dry. Habitat: High and low intertidal zones; water to 75 feet deep. Many people enjoy this seaweed in salads and soups. Definition of sea lettuce : any of a genus (Ulva) of marine green algae with broad fronds sometimes eaten as salad or used in soups Examples of sea lettuce in a Sentence Recent Examples on the Web Some of the more popular kinds include sea lettuce, Irish moss, bladderwrack, dulse, and feather boa kelp. The holdfast, which anchors the alga to its substrate, is disklike. integrata and L. scariola var. Species with hollow, one-layered thalli were formerly included in Enteromorpha, but it is widely accepted now that such species should be included in Ulva. Taxonomy - Ulva lactuca (Sea lettuce) (Phyllona lactuca) (SPECIES) ))) Map to UniProtKB (141) Unreviewed (141) TrEMBL. Sea lettuce and gut weed are intertidal marine algae that display a multicellular leafy state, which allows the algae to grow toward the sunlit surface. [1,2] Its predators include sea stars, various fish, sea otters, and crabs. Lettuce Sea Slugs aren't 100% macroalgae safe, but there are many species of algae that can be kept with them. Species with hollow, one-layered thalli were formerly included in Enteromorpha, but it is widely accepted now that such species should be included in Ulva. http://omp.gso.uri.edu/ompweb/doee/biota/algae/chloro/ulvaf.htm. The Genus Ulva which Sea Lettuce – Ulva lactuca belongs to is a very large genus of marine and brackish green seaweed / algae. Search & Browse Collections Pacific Northwest Herbaria Collections Summary. This article was most recently revised and updated by, https://www.britannica.com/science/sea-lettuce, Marine Life Information Network - Sea Lettuce. More specifically, it belongs to red algae phylum of laver species, comprising approximately 70 … Sea lettuce is a genus found in the green algae family, which includes many species that grow in harsh conditions, such as sewage and water that contains organic matter. Porphyrais a coldwater seaweed that grows in cold, shallow seawater. The common name sea lettuce generally refers to certain chlorophytes (green seaweeds) of the genus Ulva. sea lettuce. Ulva clathratioides. Click below on a thumbnail map or name for species profiles. It is eaten by a number of sea animals including sea slugs and manatees, although humans have also eaten it for centuries. Tank Recommendations: Aquarium Pump intakes, wavemakers, and drains must be screened so harm can't come to the Lettuce Sea Slug, so care should be taken to screen these off. Washington State University explains that sea lettuce is mostly deposited on the shores of the ocean and other water bodies when sea water retreats. Domain: Eukaryota. Seasonal appearance: All year, with large blooms in the summer. It is sometimes known as U. fenestrata, referring to its "windowed" or "holed" appearance. Description. Native Range: Unclear. Asexual reproduction is typically by accidental fragmentation.  As a deposit feeder, this sea cucumber collects organic matter and microorganisms. Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree.... …lettuce (their common name is sea lettuce) and are eaten as salads or in soups, relishes, and meat or fish dishes.…. Kraft, Kraft, & R.F. Seaweed, any of the red, green, or brown marine algae that grows along seashores. Sea lettuces are edible green algae which grow in many coastal areas of the world’s oceans. The plant's Family is Crassulaceae. 2001, Gazale and Morucci 1990, 1991, Grintal 1974, Hadi et al. A Kingdom is the second highest taxonomic rank. The life cycle consists of alternation of similar spore-producing (diploid) and gamete-producing (haploid) generations. In very sheltered conditions, plants that have become detached from the substrate can continue to grow, forming extensive floating communities. Disclaimer: ITIS taxonomy is based on the latest scientific consensus available, and is provided as a general reference source for interested parties. Habitat: High and low intertidal zones; water to 75 feet deep. latissima Variety: Ulva lactuca var. Sea lettuce, (genus Ulva ), genus of green algae (family Ulvaceae) usually found growing on rocky shores of seas and oceans around the world.
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