« Leymus arenarius » : différence entre les versions
Mise à jour le Wed112015 |
Aucun résumé des modifications |
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{{Page espèce (plante à graines) | {{Page espèce (plante à graines) | ||
|image = | |image = Leymus arenarius habitus.jpeg | ||
|légende = | |légende = port de la plante | ||
|auteur = | |auteur = (L.) Hochst. | ||
|ordre = Poales | |ordre = Poales | ||
|famille = Poaceae | |famille = Poaceae | ||
|genre = | |genre = Leymus | ||
|nb chromosomes = 2n = | |nb chromosomes = 2n = | ||
|origine = | |origine = Europe du Nord | ||
|statut = sauvage et cultivé | |statut = sauvage et cultivé | ||
|français = '''grand oyat''' | |||
|anglais = '''beach wildrye''' | |||
}}{{Encadré | |||
|color=lightgreen | |||
|titre=Résumé des usages | |||
|texte=*fixation des dunes | |||
*céréale sauvage | |||
}} | }} | ||
== Description == | |||
<gallery mode=packed> | |||
File:Leymus arenarius kz02.jpg|plante sur une dune | |||
File:Atlas roslin pl Wydmuchrzyca piaskowa 1817 8474.jpg|feuilles planes | |||
File:Leymus arenarius kz08.jpg|épi | |||
File:Elymus (Leymus) arenarius - sand ryegrass - Flickr - Matt Lavin (3).jpg|épi | |||
File:Leymus arenarius elar 002 php.jpg|akènes | |||
</gallery> | |||
*plante herbacée vivace atteignant ou dépassant 1 m de haut, glabre, à souche longuement rampante-stolonifère | |||
*tiges raides, dressées, robustes | |||
*feuilles glauques, larges d'environ 1 cm, planes, enroulées à la pointe, fermes, lisses aux bords, auriculées | |||
*épi long de 15-30 cm, robuste, cylindracé, compact, sans arêtes | |||
*épillets géminés ou ternes, sessiles, chacun à 4 fleurs, la supérieure rudimentaire | |||
*glumes lancéolées-acuminées, mutiques, ciliées, dressées | |||
*glumelles un peu inégales, l'inférieure pubescente, à 7 nervures, mutique | |||
== Noms populaires == | == Noms populaires == | ||
{| class="wikitable" style="width:100%;" | |||
| français | |||
| grand oyat, seigle de mer, élyme des sables | |||
|- | |||
| anglais | |||
| beach wildrye, lyme-grass, sea lyme-grass, shore lyme-grass (Etats-Unis) | |||
|- | |||
| allemand | |||
| blauer Helm, Strandgerste, Strandroggen | |||
|- | |||
| néerlandais | |||
| zandhaver | |||
|- | |||
| polonais | |||
| wydmuchrzyca | |||
|- | |||
| danois | |||
| marehalm | |||
|- | |||
| suédois | |||
| strandråg | |||
|} | |||
== | == Classification == | ||
''Leymus arenarius'' (L.) Hochst. (1848) | |||
basionyme : | |||
*''Elymus arenarius'' L. (1753) | |||
== Cultivars == | == Cultivars == | ||
== Histoire == | == Histoire == | ||
<gallery mode=packed> | |||
File:Elymus spp Sturm56.jpg|Sturm, 1796. ''Deutschlands Flora'' | |||
File:Elymus arenarius — Flora Batava — Volume v3.jpg|''Flora Batava'', 1814 | |||
File:477 Elymus arenarius.jpg|Lindman, 1917-26, ''Bilder ur Nordens Flora'' | |||
</gallery> | |||
== Usages == | == Usages == | ||
{{Citation encadré | |||
|texte= Grown within the native area for the stabilization of coastal sand dunes, but sometimes also in inland sites, (e.g. in Germany, Spain, Italy, Hungary, Russia), recently also in Alaska for the same purpose; one cultivar had been released here, adapted to that state and the Aleutian isl. During the 14th cent. until the beginning of the 20th cent. the grains of the species were collected and processed for human food in Iceland. The species is the European counterpart of ''L. mollis'', sometimes confused with it. Wild distribution: Maritime sands and sandy shores of large lakes in N and W Europe from the Arctic to NW Spain, naturalized sometimes in inland sites from former cultivations and in Greenland and North America. | |||
|auteur =Mansfeld. | |||
}} | |||
== Références == | == Références == | ||
| Ligne 32 : | Ligne 82 : | ||
== Liens == | == Liens == | ||
*[http://www.biodiversitylibrary.org/search.aspx?SearchTerm=Leymus%20arenarius&SearchCat= BHL] | *[http://www.biodiversitylibrary.org/search.aspx?SearchTerm=Leymus%20arenarius&SearchCat= BHL] | ||
*[ | *[https://npgsweb.ars-grin.gov/gringlobal/taxon/taxonomydetail?id=102161 GRIN] | ||
*[http://www.ipni.org/ipni/simplePlantNameSearch.do?find_wholeName=Leymus%20arenarius&output_format=normal&query_type=by_query&back_page=query_ipni.html IPNI] | *[http://www.ipni.org/ipni/simplePlantNameSearch.do?find_wholeName=Leymus%20arenarius&output_format=normal&query_type=by_query&back_page=query_ipni.html IPNI] | ||
*[ | *[https://mansfeld.ipk-gatersleben.de/apex/f?p=185:46:5853225187137::NO::module,mf_use,source,akzanz,rehm,akzname,taxid:mf,,botnam,0,,Leymus%20arenarius,33833 Mansfeld] | ||
*[http://www.theplantlist.org/tpl1.1/search?q=Leymus+arenarius Plant List] | *[http://www.theplantlist.org/tpl1.1/search?q=Leymus+arenarius Plant List] | ||
*[http://pfaf.org/user/Plant.aspx?LatinName=Leymus%20arenarius Plants for a future] | *[http://pfaf.org/user/Plant.aspx?LatinName=Leymus%20arenarius Plants for a future] | ||
*[ | *[https://www.tela-botanica.org/bdtfx-nn-38840 Tela Botanica] | ||
*[https://fr.wikipedia.org/wiki/Leymus%20arenarius Wikipédia] | *[https://fr.wikipedia.org/wiki/Leymus%20arenarius Wikipédia] | ||
[[Category:Leymus]] | |||
Dernière version du 26 avril 2022 à 16:54
Leymus arenarius (L.) Hochst.
| Ordre | Poales |
|---|---|
| Famille | Poaceae |
| Genre | Leymus |
2n =
Origine : Europe du Nord
sauvage et cultivé
| Français | grand oyat |
|---|---|
| Anglais | beach wildrye |
- fixation des dunes
- céréale sauvage
Description
-
plante sur une dune
-
feuilles planes
-
épi
-
épi
-
akènes
- plante herbacée vivace atteignant ou dépassant 1 m de haut, glabre, à souche longuement rampante-stolonifère
- tiges raides, dressées, robustes
- feuilles glauques, larges d'environ 1 cm, planes, enroulées à la pointe, fermes, lisses aux bords, auriculées
- épi long de 15-30 cm, robuste, cylindracé, compact, sans arêtes
- épillets géminés ou ternes, sessiles, chacun à 4 fleurs, la supérieure rudimentaire
- glumes lancéolées-acuminées, mutiques, ciliées, dressées
- glumelles un peu inégales, l'inférieure pubescente, à 7 nervures, mutique
Noms populaires
| français | grand oyat, seigle de mer, élyme des sables |
| anglais | beach wildrye, lyme-grass, sea lyme-grass, shore lyme-grass (Etats-Unis) |
| allemand | blauer Helm, Strandgerste, Strandroggen |
| néerlandais | zandhaver |
| polonais | wydmuchrzyca |
| danois | marehalm |
| suédois | strandråg |
Classification
Leymus arenarius (L.) Hochst. (1848)
basionyme :
- Elymus arenarius L. (1753)
Cultivars
Histoire
-
Sturm, 1796. Deutschlands Flora
-
Flora Batava, 1814
-
Lindman, 1917-26, Bilder ur Nordens Flora
Usages
Grown within the native area for the stabilization of coastal sand dunes, but sometimes also in inland sites, (e.g. in Germany, Spain, Italy, Hungary, Russia), recently also in Alaska for the same purpose; one cultivar had been released here, adapted to that state and the Aleutian isl. During the 14th cent. until the beginning of the 20th cent. the grains of the species were collected and processed for human food in Iceland. The species is the European counterpart of L. mollis, sometimes confused with it. Wild distribution: Maritime sands and sandy shores of large lakes in N and W Europe from the Arctic to NW Spain, naturalized sometimes in inland sites from former cultivations and in Greenland and North America.