Zannichellia palustris

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Zannichellia palustris
ZannichelliaPalustris3.jpg
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Order: Alismatales
Family: Potamogetonaceae
Genus: Zannichellia
Species:
Z. palustris
Binomial name
Zannichellia palustris
L.

Zannichellia palustris, the horned pondweed, [1] is a plant found in fresh to brackish waters in the United States (especially in the Chesapeake Bay), [2] Europe, Asia, Australasia, and South America. It is recognizable by its long, thread like leaves, and "stringy" appearance. Its roots are also long and tendril-like, and its seeds bear a distinctive horned shape, hence the common name. The species epithet palustris is Latin for "of the marsh" and indicates its common habitat. [3] A diploid, its chromosome number was confirmed as 2n = 24. [4]

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<i>Potamogeton</i> Genus of aquatic plants

Potamogeton is a genus of aquatic, mostly freshwater, plants of the family Potamogetonaceae. Most are known by the common name pondweed, although many unrelated plants may be called pondweed, such as Canadian pondweed. The genus name means "river neighbor", originating from the Greek potamos (river) and geiton (neighbor).

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<i>Potamogeton praelongus</i> Species of flowering plant

Potamogeton praelongus, commonly known as whitestem pondweed in North America and long-stalked pondweed in Britain, is a large, perennial aquatic plant in the family Potamogetonaceae. It is widely distributed in lakes and rivers in the northern hemisphere, but is sensitive to poor water quality.

Palustris is a Latin word meaning "swampy" or "marshy", and may refer to:

<i>Zannichellia</i> Genus of flowering plants

Zannichellia is a genus of submerged aquatic flowering plant, with threadlike leaves and tiny flowers. It is fully adapted to an aquatic life cycle, including underwater pollination.

<i>Potamogeton polygonifolius</i> Species of aquatic plant

Potamogeton polygonifolius or bog pondweed, is an aquatic plant. It is found in shallow, nutrient-poor, usually acid standing or running water, bogs, fens and occasionally ditches.

<i>Potamogeton coloratus</i> Species of aquatic plant

Potamogeton coloratus, the fen pondweed, is an aquatic plant in the genus Potamogeton. It is found in shallow peaty calcareous lakes, ponds and ditches, commonly associated with lowland fens.

<i>Potamogeton lucens</i> Species of aquatic plant

Potamogeton lucens, or shining pondweed, is an aquatic perennial plant native to Eurasia and North Africa. It grows in relatively deep, still or slow-flowing, calcareous freshwater habitats.

<i>Potamogeton alpinus</i> Species of flowering plant

Potamogeton alpinus is a species of perennial aquatic plant known by the common names alpine pondweed and red pondweed. It is widespread in the northern hemisphere in both rivers and lakes with good water quality.

<i>Potamogeton epihydrus</i> Species of aquatic plant

Potamogeton epihydrus is a perennial aquatic plant known by the common names ribbonleaf pondweed and Nuttall's pondweed, and American pondweed in the United Kingdom. It is native to much of North America, where it grows in water bodies such as ponds, lakes, ditches, and slow-moving streams.

<i>Potamogeton pusillus</i> Species of aquatic plant

Potamogeton pusillus is a species of aquatic plant known by the common names small pondweed, lesser pondweed or least pondweed. It occurs in standing and slow-flowing freshwater habitats throughout the Northern Hemisphere.

<i>Potamogeton compressus</i> Species of aquatic plant

Potamogeton compressus is a species of aquatic plant known by the common names grass-wrack pondweed, flatstem pondweed and eel-grass pondweed.

<i>Potamogeton obtusifolius</i> Species of aquatic plant

Potamogeton obtusifolius, known as blunt-leaved pondweed, is an aquatic plant in the genus Potamogeton. It grows mainly in mesotrophic to eutrophic lakes, ponds and ditches, rarely in brackish water. It occurs primarily in Central Europe, the British Isles, Fennoscandia and eastern North America.

<i>Zannichellia palustris <span style="font-style:normal;">subsp.</span> major</i> Subspecies of flowering plant

Zannichellia palustris subsp. major, the greater horned pondweed is an aquatic plant found in fresh to brackish waters in Europe.

Potamogeton × griffithii is a hybrid pondweed between Potamogeton alpinus and Potamogeton praelongus. It occurs in oligotrophic, moderate alkalinity lakes.

<i>Potamogeton trichoides</i> Species of aquatic plant

Potamogeton trichoides is a species of aquatic plant known by the common name hairlike pondweed, native to Europe and western Asia where it grows in calcareous, usually nutrient-rich standing or slow-flowing water.

<i>Potamogeton friesii</i> Species of aquatic plant

Potamogeton friesii, known as flat-stalked pondweed, or Fries' pondweed, is an aquatic plant in the genus Potamogeton. It grows mainly in mesotrophic to eutrophic rivers, lakes, ponds and ditches, rarely in brackish water. It occurs in North America, Europe, western Asia and a few scattered locations elsewhere in Asia.

References

  1. Hadlington, Simon (2003-02-24). "Science & nature: Invasion of the Lakes ; Eighty years ago, a naturalist surveyed the Lake District's aquatic plant life. Ecologists recently repeated his work. The changes they found, says SIMON HADLINGTON, provide a stark warning". The Independent . p. 12.
  2. "Horned Pondweed". Maryland Department of Natural Resources. Retrieved 2009-04-18.
  3. Archibald William Smith A Gardener's Handbook of Plant Names: Their Meanings and Origins , p. 258, at Google Books
  4. Norio Tanaka, Yu Ito, Ruriko Matsuyama and Koichi Uehara (2007) Chromosome numbers of Zannichellia L. (Zannichelliaceae) in Japan. Bulletin of the National Museum of Nature and Science. Series B 33: 133-136