Eleocharis atropurpurea

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Purple spikerush
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Clade: Commelinids
Order: Poales
Family: Cyperaceae
Genus: Eleocharis
Species:
E. atropurpurea
Binomial name
Eleocharis atropurpurea
Synonyms
  • Eleocharis multiflora
  • Scirpus atropurpureus
  • and many more

Eleocharis atropurpurea is a species of spikesedge known by the common name purple spikerush. This is an aquatic plant native to much of (Africa, eastern and southern Asia, Australia, Latin America). It also has a wide distribution in temperate regions of North and South America and Asia. It is present in Europe, where it may be an introduced species for the most part. [1] [2] [3] [4]

Eleocharis atropurpurea can be found in wet areas from ocean shores to rice fields and irrigation ditches to inland lakes and rivers. This is an annual sedge rarely exceeding ten centimeters in height. It grows in tufts with few reddish-green leaves and many thin erect stems. Atop each stem is an oval-shaped, pointed inflorescence consisting of a spikelet under a centimeter long and containing at least ten flowers. Each tiny flower is covered by a bract which is a purplish-brown color. The fruit is a minute shiny black achene less than a millimeter long. [5]

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<i>Eleocharis</i> Genus of grass-like plants

Eleocharis is a virtually cosmopolitan genus of 250 or more species of flowering plants in the sedge family, Cyperaceae. The name is derived from the Greek words ἕλειος (heleios), meaning "marsh dweller," and χάρις (charis), meaning "grace." Members of the genus are known commonly as spikerushes or spikesedges. The genus has a geographically cosmopolitan distribution, with centers of diversity in the Amazon Rainforest and adjacent eastern slopes of the South American Andes, northern Australia, eastern North America, California, Southern Africa, and subtropical Asia. The vast majority of Eleocharis species grow in aquatic or mesic habitats from sea level to higher than 5,000 meters in elevation.

<i>Eleocharis acicularis</i> Species of grass-like plant

Eleocharis acicularis is a species of spikesedge known by the common names needle spikerush and least spikerush. It is widespread across Europe, central and southeastern Asia, North America and northeastern South America as far south as Ecuador. It is also found in Australia, where it is probably an introduced species.

<i>Cyperus fuscus</i> Species of plant

Cyperus fuscus is a species of sedge known by the common name brown galingale, or brown flatsedge. This plant is native to much of Europe, Asia and North Africa from England, Portugal and Morocco east to China and Thailand. It is an introduced species in North America, where it is naturalized in widely scattered locations in the United States and Canada.

Eleocharis geniculata is a species of spikesedge known by several common names, including bent spikerush and Canada spikesedge. This is a widespread plant of wet areas in the Americas, Asia, Africa, Australia, Madagascar, and some Pacific Islands. It is an annual spikesedge growing to a maximum height of about 40 centimeters. It has a few straw-colored leaves and many thin erect stems. The stems hold inflorescences of rounded spikelets each containing at least 10 tiny flowers. The flowers are covered with dark greenish-brown bracts. The fruit is a shiny purple-brown achene not more than a millimeter long.

<i>Eleocharis macrostachya</i> Species of grass-like plant

Eleocharis macrostachya is a species of spikesedge known by the common name pale spikerush.

<i>Eleocharis pachycarpa</i> Species of grass-like plant

Eleocharis pachycarpa is a species of spikesedge known by the common name black sand spikerush. This plant is native to southern South America but it grows in other parts of the world as an introduced species, such as Australia and the US states of California and Nevada.

<i>Eleocharis quinqueflora</i> Species of grass-like plant

Eleocharis quinqueflora is a species of spikesedge known by the common names fewflower spikerush and few-flowered spike-rush. It is widespread across Europe, North Africa, northern Asia, and North America. There are also isolated populations in Argentina and Chile.

<i>Fritillaria atropurpurea</i> Species of flowering plant

Fritillaria atropurpurea is a species of fritillary known by several common names, including spotted fritillary, purple fritillary, spotted mountainbells, spotted missionbells, and leopard lily.

<i>Eleocharis palustris</i> Species of grass-like plant

Eleocharis palustris, the common spike-rush, creeping spike-rush or marsh spike-rush, is a species of mat-forming perennial flowering plants in the sedge family Cyperaceae. It grows in wetlands in Europe, North Africa, northern and central Asia and North America. Eleocharis palustris is not easily distinguished from other closely related species and is extremely variable worldwide itself. The species epithet palustris is Latin for "of the marsh" and indicates its common habitat.

Eleocharis montevidensis is a species of spikesedge known by the common name sand spikerush. It is a widespread coastal plant native to the Americas. It grows in moist, sandy spots in many habitat types, including lakes, riverbanks, wet meadows, and springs. It has a disjunct distribution, in North America and South America.

<i>Eleocharis parishii</i> Species of grass-like plant

Eleocharis parishii is a species of spikesedge known by the common name Parish's spikerush.

<i>Eleocharis parvula</i> Species of grass-like plant

Eleocharis parvula is a species of spikesedge known by the common names dwarf spikerush, small spikerush and hairgrass in aquaria. It is a plant of brackish and saltwater habitat, such as marshes and mudflats. It is a perennial herb growing tufts of spongy, compressible stems not more than 10 centimeters tall. The plant grows from a tuber which is J-shaped or horseshoe-shaped, a characteristic that helps in the identification of the species. The inflorescence is an oval-shaped spikelet just 2 or 3 millimeters long, made up of several tiny flowers.

<i>Eleocharis quadrangulata</i> Species of grass-like plant

Eleocharis quadrangulata is a species of spikesedge known by the common names square-stem spikerush and four-angled spikerush. It is native to eastern and central North America, with additional populations in California, Oregon, and west-central Mexico. It grows in and around freshwater in lakes, ponds, and other bodies of water. It is a rhizomatous perennial herb growing one half to one meter in height. The spongy, compressible stem is a few millimeters wide and sharply four-angled. The inflorescence is a single spikelet 1.5 to 7.5 centimeters long which is made up of several flowers covered in light brown bracts.

<i>Eleocharis rostellata</i> Species of grass-like plant

Eleocharis rostellata is a species of spikesedge known by the common name beaked spikerush. It is widespread across North America, with isolated populations in Argentina.

<i>Alloteropsis</i> Genus of grasses

Alloteropsis is a genus of Old World plants in the grass family.

<i>Toxicoscordion paniculatum</i> Species of plant

Toxicoscordion paniculatum is a species of flowering plant known by the common names foothill deathcamas, panicled death-camas, and sand-corn. It is widely distributed across much of the western United States, especially in the mountains and deserts of the Great Basin region west of the Rocky Mountains. It grows in many types of habitat, including sagebrush plateau, grasslands, forests, and woodlands, etc.

<i>Eleocharis torticulmis</i> Species of grass-like plant

Eleocharis torticulmis is a rare species of flowering plant in the sedge family known by the common names twisted spikerush and twist-stem spikerush. It is endemic to Plumas County, California, where it is known from two locations within a kilometer of each other in the Butterfly Valley Botanical Area. It grows in open wet habitat such as fens and meadows. It was separated from Eleocharis suksdorfiana and described to science as a new species in 2001.

<i>Pulsatilla nuttalliana</i> Species of flowering plant

Pulsatilla nuttalliana, known as American pasqueflower, prairie pasqueflower, prairie crocus, or simply pasqueflower, is a flowering plant native to much of North America, from the western side of Lake Michigan, to northern Canada in the Northwest Territories, south to New Mexico in the southwestern United States. Pasqueflower is the provincial flower of Manitoba and the state flower of South Dakota.

References

  1. "World Checklist of Selected Plant Families: Royal Botanic Gardens, Kew". wcsp.science.kew.org.
  2. Altervista Flora Italiana, Giunchina minore, Eleocharis atropurpurea (Retz.) Presl includes line drawing plus distribution maps for Europe and North America
  3. Flora of North America, Eleocharis atropurpurea (Retzius) J. Presl & C. Presl in C. B. Presl, Reliq. Haenk. 1: 196. 1828.
  4. Flora of China Vol. 23 Page 197, 紫果蔺 zi guo lin, Eleocharis atropurpurea (Retzius) J. Presl & C. Presl, Reliq. Haenk. 1: 196. 1828.
  5. "UC/JEPS: Jepson Manual treatment for ELEOCHARIS acicularis". ucjeps.berkeley.edu.