Ontologia

Calamagrostis inexpansa

A.Gray

LCLR Monde (IUCN)
  1. Plante
  2. Tracheophyta
  3. Liliopsida
  4. Poales
  5. Poaceae
Pays · région · aire protégée · écorégion · biome

Graphe en cours d’indexation

Calcul du tissu écologique de Calamagrostis inexpansa.

Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 5s).

Liste rouge IUCN

LC · Préoccupation mineure→Stable
Évaluation complète
Évaluation
2014 · v3.1
Altitude
0 – 3000 m
Profondeur
– m
État de la populationExpert
This species is widespread and locally common. The taxon is a dominant species of some plant communities of the region, but it is also rare in parts of its wide range (NatureServe 2009). The size and dynamics of the population are unknown.
Description complète des menacesExpert
There are no known current threats to the survival of this wide ranging, locally common reedgrass.

Habitats préférentiels (classification IUCN)

  • 1_1Forest - Boreal
  • 1_2Forest - Subarctic
  • 1_4Forest - Temperate
  • 3_1Shrubland - Subarctic
  • 3_3Shrubland - Boreal
  • 3_4Shrubland - Temperate
  • 4_1Grassland - Tundra
  • 4_2Grassland - Subarctic
  • 4_4Grassland - Temperate
  • 5_1Wetlands (inland) - Permanent Rivers/Streams/Creeks (includes waterfalls)
  • 5_4Wetlands (inland) - Bogs, Marshes, Swamps, Fens, Peatlands
  • 5_5Wetlands (inland) - Permanent Freshwater Lakes (over 8ha)

+ 1 habitats supplémentaires

Mesures de conservation recommandéesExpert
This species occurs in numerous protected areas throughout its range. Its conservation status has been rated as G5 (NatureServe 2009) indicating a 'Secure' species that is common, widespread and abundant.
Niche IUCN globaleExpert

Royaumes biogéographiques

NearcticPalearctic

Systèmes (terrestre/eau douce/marin)

TerrestrialFreshwater (=Inland waters)

Formes de croissance

Graminoid
Références bibliographiques (5)Expert
  1. IUCN. 2014. The IUCN Red List of Threatened Species. Version 2014.1. Available at: <a href="www.iucnredlist.org">www.iucnredlist.org</a>. (Accessed: 12 June 2014).
  2. NatureServe. 2009. NatureServe Explorer: An online encyclopedia of life [web application]. Version 7.1. Arlington, Virginia Available at: <a href="http://www.natureserve.org/explorer/servlet/NatureServe">http://www.natureserve.org/explorer/servlet/NatureServe</a>. (Accessed: 28.08.09).
  3. Marr, K.L., Hebda, R.J. and Greene, C.W. 2007. <i>Calamagrostis</i>. In: Flora of North America Editorial Committee (ed.), <i>Flora of North America North of Mexico. Vol. 24. Magnoliophyta: Commelinidae (in part): Poaceae (Part 1)</i>, pp. 706-732. Oxford University Press, New York, NY.
  4. Soreng, R.J. and Greene, C.W. 2003. <i>Calamagrostis</i>. In Catalogue of New World Grasses (Poaceae): IV. Subfamily Poideae. <i>Contributions from the US National Herbarium</i> 48: 191-227.
  5. Clayton, W.D., Harman, K.T. and Williamson, H. 2002. World Grass Species: Descriptions, Identification, and Information Retrieval. Available at: <a href="http://www.kew.org/data/grasses-db.html.">http://www.kew.org/data/grasses-db.html.</a>. (Accessed: 2009).
Évaluateurs & contributeurs (2)Expert
assessor
Romand-Monnier, F.
evaluator
Bennett, B., Fulkerson, J. & Heidel, B.

Romand-Monnier, F. 2014. Calamagrostis inexpansa. The IUCN Red List of Threatened Species 2014: e.T44392395A44521620. Accessed on 05 May 2026.

Répartition mondiale (heatmap GBIF)Construction en cours

0 obs · 0 cellules
Construction par partitions temporelles GBIF0%

Source : GBIF — observations agrégées par hexagones 0.2° × 0.2° (~22km). Filtre qualité : précision coordonnée < 10 km. Coloration quantile (q50/70/90/99). Fond carte : OpenFreeMap · © OpenStreetMap.

Distribution mondiale

Calcul de la distribution GBIF· ~10–60 s

Phénologie

Calcul du calendrier d'apparition· ~5–30 s

Consulter sur les bases externes

Observations & statuts

iNaturalist

Bibliographie

BHLOpenAlex
Note nomenclaturale & synonymesExpert

Note nomenclaturale

TAXREF v18 — INPN/MNHN

Synonymes (57)— redirigent vers cette page

  • Calamagrostis expansaRickett & Gilly
  • Calamagrostis robusta(Vasey) Vasey
  • Deyeuxia robustaSuksd.
  • Calamagrostis aculeolata(Hack.) Ohwi
  • Calamagrostis americana(Vasey) Rydb. & Shear
  • Calamagrostis americana(Vasey) Scribner
  • Calamagrostis breviseta var. lacustrisKearney
  • Calamagrostis californicaKearney
  • Calamagrostis canadensis var. arctaStebbins
  • Calamagrostis chordorrhizaA.E.Porsild
  • Calamagrostis crassiglumisThurb.
  • Calamagrostis elongata(Kearney) Rydb.
  • Calamagrostis fernaldiiLouis-Marie
  • Calamagrostis hyperboreaLange
  • Calamagrostis hyperborea var. americana(Vasey) Kearney
  • Calamagrostis hyperborea var. elongataKearney
  • Calamagrostis hyperborea var. hyperborea
  • Calamagrostis hyperborea var. stenodesKearney
  • Calamagrostis inexpansa subsp. barbulata(Kearney) Piper & Beattie
  • Calamagrostis inexpansa var. barbulataKearney
  • Calamagrostis inexpansa var. brevior(Vasey) Stebbins
  • Calamagrostis inexpansa var. cupreaKearney
  • Calamagrostis inexpansa var. inexpansa
  • Calamagrostis inexpansa var. novae-angliaeStebbins
  • Calamagrostis inexpansa var. robusta(Vasey) Stebbins
  • Calamagrostis labradoricaKearney
  • Calamagrostis lacustris(Kearney) Nash
  • Calamagrostis lapponica var. brevipilisStebbins
  • Calamagrostis micrantha var. sierraeM.E.Jones
  • Calamagrostis mongolica(Kitag.) Kitag.
  • Calamagrostis mongolicolaKitag.
  • Calamagrostis neglecta subsp. aculeolata(Hack.) T.Koyama
  • Calamagrostis neglecta subsp. inexpansa(A.Gray) Tzvelev
  • Calamagrostis neglecta var. aculeolata(Hack.) Miyabe & Kudô
  • Calamagrostis neglecta var. crassiglumis(Thurb.) Beal
  • Calamagrostis neglecta var. hyperborea(Lange) M.E.Jones
  • Calamagrostis neglecta var. inexpansa(A.Gray) M.E.Jones
  • Calamagrostis neglecta var. mongolicaKitag.
  • Calamagrostis pickeringii var. lacustris(Kearney) Hitchc.
  • Calamagrostis scopulorum var. bakeriStebbins
  • Calamagrostis stricta subsp. inexpansa(A.Gray) C.W.Greene
  • Calamagrostis stricta subsp. inexpansa(Timm) Koeler
  • Calamagrostis stricta var. aculeolataHack.
  • Calamagrostis stricta var. breviorVasey
  • Calamagrostis stricta var. robustaVasey
  • Calamagrostis wyomingensisGand.
  • Calamagrostis xchordorrhizaA.E.Porsild
  • Deyeuxia americana(Vasey) Lunell
  • Deyeuxia crassiglumis(Thurb.) Vasey
  • Deyeuxia elongata(Kearney) Lunell
  • Deyeuxia glomerataVasey ex Macoun.
  • Deyeuxia hyperborea(Lange) Lunell
  • Deyeuxia hyperborea var. elongata(Kearney) Lunell
  • Deyeuxia hyperborea var. stenodes(Kearney) Lunell
  • Deyeuxia neglecta var. aculeolata(Hack.) Ohwi
  • Deyeuxia neglecta var. americanaVasey
  • Deyeuxia neglecta var. robustaVasey

Sources : Catalogue of Life Cross-References (synonymes) · TAXREF v18 INPN/MNHN (commentaires FR).