The sea beet, ''Beta vulgaris'' subsp. ''maritima'' ((L.) Arcangeli.), is a member of the family

Amaranthaceae Amaranthaceae is a family of flowering plants commonly known as the amaranth family, in reference to its type genus ''Amaranthus''. It includes the former goosefoot family Chenopodiaceae and contains about 165 genera and 2,040 species, making i ...

, previously of the

Chenopodiaceae Amaranthaceae is a family of flowering plants commonly known as the amaranth family, in reference to its type genus '' Amaranthus''. It includes the former goosefoot family Chenopodiaceae and contains about 165 genera and 2,040 species, making i ...

Carl Linnaeus Carl Linnaeus (; 23 May 1707 – 10 January 1778), also known after his ennoblement in 1761 as Carl von Linné Blunt (2004), p. 171. (), was a Swedish botanist, zoologist, taxonomist, and physician who formalised binomial nomenclature, ...

first described ''

Beta vulgaris ''Beta vulgaris'' (beet) is a species of flowering plant in the subfamily Betoideae of the family Amaranthaceae. Economically, it is the most important crop of the large order Caryophyllales. It has several cultivar groups: the sugar beet, of gr ...

'' in 1753; in the second edition of ''

Species Plantarum ' (Latin for "The Species of Plants") is a book by Carl Linnaeus, originally published in 1753, which lists every species of plant known at the time, classified into genera. It is the first work to consistently apply binomial names and was the ...

'' in 1762, he divided the species into wild and cultivated varieties, giving the name ''Beta maritima'' to the wild taxon. The sea beet is native to the coasts of

Europe Europe is a large peninsula conventionally considered a continent in its own right because of its great physical size and the weight of its history and traditions. Europe is also considered a Continent#Subcontinents, subcontinent of Eurasia ...

, northern

Africa Africa is the world's second-largest and second-most populous continent, after Asia in both cases. At about 30.3 million km2 (11.7 million square miles) including adjacent islands, it covers 6% of Earth's total surface area ...

, and southern

Asia Asia (, ) is one of the world's most notable geographical regions, which is either considered a continent in its own right or a subcontinent of Eurasia, which shares the continental landmass of Afro-Eurasia with Africa. Asia covers an are ...

. The sea beet is the wild ancestor of common

vegetable Vegetables are parts of plants that are consumed by humans or other animals as food. The original meaning is still commonly used and is applied to plants collectively to refer to all edible plant matter, including the edible flower, flowers, ...

s such as

beetroot The beetroot is the taproot portion of a beet plant, usually known in North America as beets while the vegetable is referred to as beetroot in British English, and also known as the table beet, garden beet, red beet, dinner beet or golden bee ...

sugar beet A sugar beet is a plant whose root contains a high concentration of sucrose and which is grown commercially for sugar production. In plant breeding, it is known as the Altissima cultivar group of the common beet ('' Beta vulgaris''). Together ...

, and Swiss chard. Its leaves have a pleasant texture and taste, being good served raw or cooked, and because of this, it is also known as wild spinach. It is a large

perennial plant A perennial plant or simply perennial is a plant that lives more than two years. The term ('' per-'' + '' -ennial'', "through the years") is often used to differentiate a plant from shorter-lived annuals and biennials. The term is also wide ...

which grows up to , and flowers in the summer. Its flowers are

hermaphroditic In reproductive biology, a hermaphrodite () is an organism that has both kinds of reproductive organs and can produce both gametes associated with male and female sexes. Many taxonomic groups of animals (mostly invertebrates) do not have s ...

, and wind-pollinated. It requires moist, well-drained soils, and does not tolerate shade. However, it is able to tolerate relatively high levels of sodium in its environment.

Description

Sea beet is an erect and sprawling perennial plant up to high with dark green, leathery, untoothed, shiny leaves. The lower leaves are wavy and roughly triangular while the upper leaves are narrow and oval. The inflorescence is borne on a thick, fleshy grooved stem in a leafy spike. The individual flowers are green and tiny with the sepals thickening and hardening around the fruits.

Distribution and habitat

Sea beet is found in maritime locations in

, northern

, and southern

. In the British Isles it is found round the coasts of England, Wales, Ireland and southern Scotland. It grows at the top of sand and pebble beaches, at the drift-line on saltmarshes, on sea-walls, coastal rocks and cliffs. It also occurs on wasteland near the sea, and occasionally on rubbish tips and roadsides inland. On the pebble banks of

Chesil Beach Chesil Beach (also known as Chesil Bank) in Dorset, England is one of three major shingle beach structures in Britain.A. P. Carr and M. W. L. Blackley, "Investigations Bearing on the Age and Development of Chesil Beach, Dorset, and the Associat ...

Dorset Dorset ( ; archaically: Dorsetshire , ) is a county in South West England on the English Channel coast. The ceremonial county comprises the unitary authority areas of Bournemouth, Christchurch and Poole and Dorset. Covering an area of , ...

, it dominates the drift-line along with oraches ''

Atriplex ''Atriplex'' () is a plant genus of about 250 species, known by the common names of saltbush and orache (; also spelled orach). It belongs to the subfamily Chenopodioideae of the family Amaranthaceae ''s.l.''. The genus is quite variable and ...

'' spp., and is in dynamic equilibrium with a community dominated by shrubby sea-blite '' Suaeda vera''.

References

{{Authority control Leaf vegetables Beta (plant) Plant subspecies