Family: Potamogetonaceae
Author: L.
Bibliography: Sp. Pl.: 127 (1753)
Year: 1753
Status: accepted
Rank: species
Genus: Potamogeton
Vegetable: False
Observations: Temp. Northern Hemisphere
Description
Various-leaf pondweed, scientifically known as Potamogeton gramineus, is a fascinating aquatic plant first described in the seminal work “Species Plantarum” by Carl Linnaeus in 1753. This species belongs to the Potamogetonaceae family and is widely recognized for its adaptability and presence in a diversity of aquatic environments across the temperate regions of the Northern Hemisphere.
The plant is celebrated for its distinctive foliage, which, as its common name suggests, exhibits variability. This characteristic can make identification interesting for botanists and aquatic plant enthusiasts alike. Potamogeton gramineus serves a crucial ecological role in its native habitats, contributing to the health of freshwater ecosystems by providing necessary oxygen, offering habitat and food for aquatic wildlife, and aiding in water purification processes.
Moreover, various-leaf pondweed thrives in both lentic and lotic water bodies, from quiet ponds and lakes to rivers and streams. This versatility allows it to colonize a range of aquatic environments with differing conditions of light and nutrient availability. Its presence is often an indicator of water quality and ecosystem integrity.
Studying Potamogeton gramineus offers insight into the complex interactions within freshwater habitats and bolsters conservation efforts aimed at preserving such environments. As a subject of scientific interest, this aquatic plant continues to feature in botanical research and environmental monitoring initiatives, underscored by its historical classification by Linnaeus.
In summary, Various-leaf pondweed is more than just a plant; it is a keystone species that enriches our natural aquatic ecosystems through its presence and continued adaptation in the Northern Hemisphere’s temperate waters.
Common Names
Deu: gras-laichkraut, grasartiges laichkraut
Eng: grass-leaf pondweed, grassy pondweed, variableleaf pondweed, various-leaf pondweed, various-leaved pondweed, grass-leaved pondweed, variable pondweed, variable-leaved pondweed
Dan: græsbladet vandaks, græsbladet vandaks (submers form)
Nob: grastjernaks
Nno: grastjørnaks, grastjønnaks
Swe: gräsnate, heinävita
Fin: heinävita
Nld: ongelijkbladig fonteinkruid
Fra: potamot graminée, potamot à feuilles de graminees, potamot graminoïde, potamot à feuille de graminées, potamot à feuilles de graminée, potamot à feuilles de graminées
Sme: suoidnevihti, hávgarássi
Cym: dyfrllys amryddail, dyfrllys amryddull
En: Various-leaf pondweed, Grass-leaf pondweed, GRASSY PONDWEED, VARIABLELEAF PONDWEED, Various-leaved pondweed, Grass-leaved pondweed, Variable pondweed, Variable-leaved pondweed
Da: Græsbladet vandaks, Græsbladet vandaks (submers form)
Nl: Ongelijkbladig fonteinkruid
Fi: Heinävita
Fr: Potamot à feuilles de graminees, Potamot graminée, Potamot graminoïde, Potamot à feuille de graminées, Potamot à feuilles de graminée, Potamot à feuilles de graminées
De: Gras-Laichkraut, Grasartiges Laichkraut, Grasblättriges Laichkraut
It: Brasca ingrossata
Se: Suoidnevihti, Hávgarássi
Nb: Grastjernaks
Nn: Grastjørnaks, Grastjønnaks
Sv: Gräsnate, Heinävita
Cy: Dyfrllys Amryddail, Dyfrllys Amryddull
: Variableleaf pondweed
Synonyms
- Potamogeton latifolius (Sloboda)
- Potamogeton gramineus f. stagnalis ((Fr.) Hagstr.)
- Potamogeton palustris (Teesd.)
- Potamogeton gramineus var. typicus (Ogden)
- Potamogeton heterophyllus var. major (Morong)
- Potamogeton gramineus f. marinus (Tiselius)
- Potamogeton heterophyllus var. graminifolius ((Fr.) S.Watson & J.M.Coult.)
- Potamogeton heterophyllus var. terrestris (Schltdl.)
- Potamogeton heterophyllus var. elongatus (Mert. & W.D.J.Koch)
- Potamogeton gramineus f. fluctuans ((Tiselius ex Fryer) Hagstr.)
- Potamogeton heterophyllus f. gramineus ((L.) Rchb.)
- Potamogeton gramineus f. septentrionalis ((Tiselius) Hagstr.)
- Potamogeton gramineus var. boreale (Laest.)
- Potamogeton gramineus f. maximus ((Morong) House)
- Potamogeton gramineus var. debilis (Tiselius)
- Potamogeton biformoides (Papch.)
- Potamogeton distachyus (Bellardi)
- Potamogeton crassipes (Kit. ex Cham. & Schlecht.)
- Potamogeton heterophyllus f. myriophyllus ((J.W.Robbins) Morong)
- Potamogeton gramineus var. nigrescens ((Fr.) Hagstr.)
- Potamogeton gramineus f. sinuensis (Tiselius)
- Potamogeton gramineus subvar. marinus ((Tiselius) Graebn.)
- Potamogeton gramineus var. lacustris (Fr.)
- Potamogeton gramineus var. fluviatilis (Fr.)
- Potamogeton spathiformis (Tuck. ex A.Gray)
- Potamogeton gramineus subsp. wolfgangii ((Kihlm.) Nyman)
- Potamogeton lonchites (Tuck.)
- Potamogeton gramineus var. stenophyllus (G.Mey.)
- Potamogeton argutulus f. puyensis (Hagstr.)
- Potamogeton argutulus (Hagstr.)
- Potamogeton × nitens var. merloensis (Tiselius)
- Potamogeton gramineus subvar. sinuensis (Tiselis ex Graebn.)
- Spirillus heterophyllus ((Schreb.) Nieuwl.)
- Potamogeton gramineus subvar. jemtlandicus (Tiselius ex Graebn.)
- Potamogeton augustanus (Balb.)
- Potamogeton gramineus subvar. angermanicus (Tiselius ex Graebn.)
- Potamogeton gramineus f. angustifolius (Tiselius ex Hagstr.)
- Potamogeton paucifolius (Opiz)
- Potamogeton heterophyllus var. fluctuans (Tiselius ex Fryer)
- Potamogeton delicatulus (Bertol.)
- Potamogeton gramineus var. wolfgangii ((Kihlm.) Hagstr.)
- Potamogeton gramineus var. myriophyllus (J.W.Robbins)
- Potamogeton heterophyllus f. longipedunculatus ((Mérat) Morong)
- Potamogeton falcatus (Fryer)
- Potamogeton gramineus f. longipedunculatus ((Mérat) House)
- Potamogeton heterophyllus f. maximus (Morong)
- Potamogeton gramineus var. stagnalis (Fr.)
- Spirillus lonchites ((Tuck.) Nieuwl.)
- Potamogeton zizii f. elongatus ((Mert. & W.D.J.Koch) Rchb.)
- Potamogeton heterophyllus f. graminifolius ((Fr.) Morong)
- Potamogeton longipedunculatus (Mérat)
- Potamogeton heterophyllus var. paucifolius ((Opiz) Mert. & W.D.J.Koch)
- Potamogeton rufescens subsp. nigrescens ((Fr.) Nyman)
- Potamogeton lanciformis (Roem. & Schult.)
- Potamogeton gramineus f. myriophyllus ((J.W.Robbins) House)
- Potamogeton gramineus var. curvifolius (Laest.)
- Potamogeton gramineus var. septentrionalis (Tiselius)
- Potamogeton zizii var. elongatus ((Mert. & W.D.J.Koch) Fieber)
- Potamogeton gramineus subvar. septentrionalis ((Tiselius) Graebn.)
- Potamogeton gramineus var. heterophyllus ((Schreb.) Fr.)
- Potamogeton gramineus var. maximus (Morong ex A.Benn.)
- Potamogeton proteus heterophyllus ((Schreb.) Cham. & Schltdl.)
- Potamogeton nigrescens (Fr.)
- Potamogeton heterophyllus var. foliosus (Mert. & W.D.J.Koch)
- Potamogeton gramineus subsp. heterophyllus ((Schreb.) K.Richt.)
- Potamogeton gramineus f. ovatifolius (Tiselius)
- Potamogeton gramineus f. terrestris ((Schltdl.) D.S.Carp.)
- Potamogeton heterophyllus f. minimus (Morong)
- Potamogeton heterophyllus var. latifolius (Mert. & W.D.J.Koch)
- Potamogeton varians (Morong ex Fryer)
- Potamogeton gramineus var. hybridus ((Petagna) Asch.)
- Potamogeton graminifolius ((Fr.) Benkö)
- Potamogeton gramineus var. graminifolius (Fr.)
- Potamogeton gramineus var. longipedunculatus ((Mérat) Farw.)
- Potamogeton wolfgangii (Kihlm.)
- Potamogeton heterophyllus var. gramineus ((L.) Rchb.)
- Potamogeton gramineus var. minimus ((Morong) Graebn.)
- Potamogeton × nitens f. merloensis ((Tiselius) Hagstr.)
- Potamogeton gramineus var. parvifolius (Farw.)
- Potamogeton gramineus f. jemtlandicus (Tiselius)
- Potamogeton gramineus f. angermanicus (Tiselius)
- Potamogeton gramineus var. riparius (Fr.)
- Potamogeton gramineus var. terrestris (Fr.)
- Potamogeton augustani (Bellardi)
- Potamogeton oblongifolius (Hook.f.)
- Potamogeton gramineus subvar. angustifolius ((Tiselius ex Hagstr.) Graebn.)
- Potamogeton seemenii (Asch. & Graebn.)
- Potamogeton gramineus var. fluctuans ((Tiselius ex Fryer) Tiselius)
Distribution
- Alaska (native)
- Albania (native)
- Alberta (native)
- Altay (native)
- Amur (native)
- Arizona (native)
- Austria (native)
- Baltic States (native)
- Belarus (native)
- Belgium (native)
- British Columbia (native)
- Bulgaria (native)
- Buryatiya (native)
- California (native)
- Central European Rus (native)
- China North-Central (native)
- China South-Central (native)
- Chita (native)
- Colorado (native)
- Connecticut (native)
- Corse (native)
- Czechoslovakia (native)
- Denmark (native)
- East European Russia (native)
- Finland (native)
- France (native)
- Føroyar (native)
- Germany (native)
- Great Britain (native)
- Greece (native)
- Greenland (native)
- Hungary (native)
- Iceland (native)
- Idaho (native)
- Illinois (native)
- Indiana (native)
- Inner Mongolia (native)
- Iowa (native)
- Iran (native)
- Ireland (native)
- Irkutsk (native)
- Italy (native)
- Japan (native)
- Kamchatka (native)
- Kansas (native)
- Kazakhstan (native)
- Khabarovsk (native)
- Korea (native)
- Krasnoyarsk (native)
- Krym (native)
- Kuril Is. (native)
- Labrador (native)
- Magadan (native)
- Maine (native)
- Manchuria (native)
- Manitoba (native)
- Maryland (native)
- Masachusettes (native)
- Michigan (native)
- Minnesota (native)
- Mongolia (native)
- Montana (native)
- Nebraska (native)
- Netherlands (native)
- Nevada (native)
- New Brunswick (native)
- New Hampshire (native)
- New Jersey (native)
- New Mexico (native)
- New York (native)
- Newfoundland (native)
- North Caucasus (native)
- North Dakota (native)
- North European Russi (native)
- Northwest European R (native)
- Northwest Territorie (native)
- Norway (native)
- Nova Scotia (native)
- Nunavut (native)
- Ohio (native)
- Ontario (native)
- Oregon (native)
- Pakistan (native)
- Pennsylvania (native)
- Poland (native)
- Portugal (native)
- Primorye (native)
- Prince Edward I. (native)
- Québec (native)
- Rhode I. (native)
- Romania (native)
- Sakhalin (native)
- Sardegna (native)
- Saskatchewan (native)
- Sicilia (native)
- South Dakota (native)
- South European Russi (native)
- Spain (native)
- Sweden (native)
- Switzerland (native)
- Tadzhikistan (native)
- Tibet (native)
- Transcaucasus (native)
- Turkey (native)
- Turkey-in-Europe (native)
- Tuva (native)
- Ukraine (native)
- Utah (native)
- Uzbekistan (native)
- Vermont (native)
- Washington (native)
- West Himalaya (native)
- West Siberia (native)
- Wisconsin (native)
- Wyoming (native)
- Xinjiang (native)
- Yakutskiya (native)
- Yugoslavia (native)
- Yukon (native)
Additional Images
Habit
Taken Jul 15, 2012 by Photoflora – Jean-Luc TASSET (©)
Taken Jan 1, 1900 by EOL − USDA NRCS Wetland Science Institute. (public)
Taken Jan 1, 1900 by EOL − Encyclopedia of Life (cc-by-nc)
Taken Jan 1, 1900 by EOL − Encyclopedia of Life (cc-by-nc)
Taken Oct 14, 2022 by Patrice Bracquart (cc-by-sa)
© copyright of the Board of Trustees of the Royal Botanic Gardens, Kew.
© copyright of the Board of Trustees of the Royal Botanic Gardens, Kew.
© copyright of the Board of Trustees of the Royal Botanic Gardens, Kew.
Flower
Taken Aug 15, 2003 by Photoflora – Jean-Luc TASSET (©)
Taken Aug 9, 2017 by Heinz Gass (cc-by-sa)
Taken Jan 1, 1900 by EOL − Encyclopedia of Life (cc-by-nc)
Taken Jul 15, 2012 by Photoflora – Jean-Luc TASSET (©)
Taken Oct 14, 2022 by Patrice Bracquart (cc-by-sa)
Other
Taken Jul 15, 2012 by Photoflora – Jean-Luc TASSET (©)
Taken Aug 15, 2003 by Photoflora – Jean-Luc TASSET (©)
Taken Jul 15, 2012 by Photoflora – Jean-Luc TASSET (©)
Taken Jul 15, 2016 by Photoflora – Benoit BOCK (©)
Taken Jan 1, 1970 by Photoflora – L’Abbé COSTE (©)
Leaf
Taken Jul 20, 2022 by Edward Byrne (cc-by-sa)
Taken Aug 15, 2003 by Photoflora – Jean-Luc TASSET (©)
Taken Jul 15, 2012 by Photoflora – Jean-Luc TASSET (©)
Taken Jul 15, 2012 by Photoflora – Jean-Luc TASSET (©)
Taken Jan 1, 1900 by EOL − Encyclopedia of Life (cc-by-nc)
Fruit
Taken Jan 1, 1900 by EOL − Encyclopedia of Life (cc-by-nc)
Taken Jan 1, 1900 by EOL − Encyclopedia of Life (cc-by-nc)
Taken Jan 1, 1900 by EOL − Encyclopedia of Life (cc-by-nc)
Sources
- WFO (No URL)
- IPNI (No URL)
- GBIF (https://www.gbif.org/species/5301183)
- POWO (http://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:323120-2)
- PlantNet (https://identify.plantnet.org/species/the-plant-list/Potamogeton gramineus L.)
Specifications
Growth form: Single Crown
Growth habit: Forb/herb
Growth rate: Rapid
Growth
Ph maximum: 7.0
Ph minimum: 5.5
Light: 7
Atmospheric humidity: 9
Bloom months: [‘jun’, ‘jul’, ‘aug’, ‘sep’]
Soil nutriments: 5
