Thather, Denslow Marshall, Jr. (1991). Ammophila arenaria is a species of flowering plant in the grass family Poaceae. The Forester 4:141-142. A proposal: investigation into methods of control of European beachgrass, Miller, L.M. For a better understanding of the adaptation of Ammophila arenaria, a morphometric study is necessary. Old, K.M., and T.H. Der Gewöhnliche Strandhafer ist eine auf bewegten Sand angewiesene Pionierpflanze. The most typical plant is Ammophila arenaria (or Marram Grass) which plays numerous ecological roles. Major (eds. European beachgrass grows more densely than native American dunegrass ( Leymus mollis ), trapping passing sand and creating steep dunes that run parallel to the shoreline. Lindberg, C.A. 1. Durch die Fraßstellen parasitärer Fadenwürmer, vor allem der Gattung Tylenchorhynchus,[3] können die Pilzhyphen eindringen. 1974. [8] In Oregon, it has severely reduced the sand supply from beach to large inland dunes. Dort übernimmt sie die Aufgabe, die Dünen zu befestigen. Well-formed: Y Recommended: N NBN ID code: NBNSYS0000141606. [5] Der Strandhafer ist auch Nahrung für eine Weichwanze (Miridae), Trigonotylus psammaecolor, die an den Blättern und unreifen Samen saugt. Fremontia. II. J. Ecology. (synonymous with Psamma P. It is not to be confused with Ammophila (wasp). However, water is still an essential resource for dune vegetation. As for the diameter and the number of leaves, these correlations remain important with r2 = 69.5%. Webley, D.M., D.J. Es werden derzeit zwei Unterarten unterschieden:[7]. It tolerates a range of soil pH from 4.5-9.0 and soil temperatures from 10-40° C.[1], Native habitat. The anatomy and the physiognomy of this plant enable it a perfect adaptation for hydric and salt stress in these dunes. DeJong, and B.M. 1985. Search this record. Increased human disturbance and therefore sand dune destabilization, along … Studies in the ecology of. Ende des 19. Mai 2020 um 21:23 Uhr bearbeitet. breviligulata genannt. The common names for these grasses include marram grass, bent grass, and beachgrass. Authors; Authors and affiliations; A. J. Investigations of water relations of sand dune plants under natural conditions. Ferner wird der Gewöhnliche Strandhafer aufgrund seines ausgedehnten Wurzelwerkes im Rahmen von Küstenschutzmaßnahmen als Erosionsschutz zur Befestigung von Randdünen, heute seltener auch auf Binnendünen und Flugsandfeldern, angepflanzt. Der Gewöhnliche Strandhafer bildet durch Kreuzung mit dem Land-Reitgras (Calamagrostis epigeos) einen sterilen Gattungsbastard, den Baltischen Strandhafer (Calammophila baltica, Syn. Ranwell, D. 1959. Madrono. Young plants become established along the upper beach, often in the lee of driftwood or other beach plant species. australis (Mabille) Hayec Tutin T G. et al. Since its introduction in 1910 near Coos Bay and in 1935 on the Clatsop Plains, A. arenaria has created a foredune and colonized portions of the deflation plains. is a genus of flowering plants consisting of two or three very similar species of grasses. California Department of Fish and Game. The relative abilities of different species to adapt to this change is reflected in the zonation patterns which characterize coastal vegetation. Oregon's coastal beaches and dunes: impacts, uses, and management considerations. Die Erstbeschreibung der Pflanze erfolgte 1753 durch den schwedischen Naturwissenschaftler Carl von Linné in seiner Species Plantarum als Arundo arenaria (Basionym). Selbst im Winter stellt der Strandhafer sein Wachstum nicht völlig ein. Monitoring Study of the exotic plant European beach grass (Ammophila arenaria) in the Nipomo Dunes Ecological Preserve. Oregon State University Bookstores, Corvallis, Oregon. Keck. However, all of the substrates share instability, free drainage, low organic material content, and a homogeneous soil profile (Huiskes 1979a). Plant associes and succession cycles of the sand dune and dune slack vegetation. Er ist eine Volllichtpflanze und wächst ausschließlich auf voll besonnten Standorten, die mäßig stickstoffversorgt sind. Im Gartenbereich bietet sich der Strandhafer besonders in Gärten an, die einen Strand- bzw. Rhizome fragments are dispersed along the shore by wind and water.[14]. Im bewegten Sand der Weißdünen sind die Pflanzen in der Regel vital. The foredunes were low and rose above the beach with a gentle slope. In A.J. Occasionally it is found in sheltered areas near the sea. Interactions between nematodes and their microbial enemies in coastal sand dunes. Die Unterseite ist ebenso glatt und kahl. is a genus consisting of two or three very similar species of grasses; common names for these grasses include Marram Grass, Bent Grass, and Beachgrass. Das Wurzelsystem einer einzelnen Pflanze kann einen Radius von fünf Metern in mehreren Etagen durchwurzeln und erreicht einschließlich der Feinwurzeln mehrere Kilometer Länge. Salt was believed to be a potential control since A. arenaria has a relatively low tolerance to soil salt (NaCl), although brief to moderate exposure to high salinity may stimulate bud emergence. Geliefert : im Topf Topf : Ø 9 cm. Beauv.) has shown several morphological and physiological differences that may explain A. arenaria's competitive advantage. Newborough Warren, Anglesey. Ammophila arenaria (or Marram Grass) which plays numerous ecological roles. Man's impact on the Barrier Islands of North Carolina. Inrolled leaves protect against water loss. Ammophila arenaria (Marram Grass or European Beach-grass) has been introduced to the active dune systems of southeast Australia (Hesp and Thom, 1990; Cullen, 1998); North America (Wiedemann and Pickart, 1996); South Africa (Hertling and Lubke, 1999a); Chile (Hulten and Fries, 1986; Castro, 1988) and New Zealand (Johnson, 1992; Partridge, 1992). The natural establishment of. Untersuchungen zeigten, dass die Pflanze bereits bei Konzentrationen von 1,5 % abstirbt. 22:333-360. Cooper, W.S. [1] Internode length of vertical rhizomes varies according to the amount of sand burial and indicates seasonal sand accretion.[2]. 2012. Ternyik, W.E. [5][6][7][8] When planted on disturbed dunes or bare sand, it has initiated dune formation in the manner described above. Die Pflanze fehlt auf nassen sowie auf öfter austrocknenden Böden ebenso wie auf stark sauren Böden. Department of Plant Sciences, University of Western Ontario, Canada. The inner surface of the leaf has hinge cells which when deflated (during dry conditions) cause the leaf to roll up. It is one of two species of the genus Ammophila. Der Ausbreitung der Früchte (generative Vermehrung) der windbestäubten Pflanzen kommt nur eine untergeordnete Rolle zu (Wind- und Klettausbreitung). Die Blatthäutchen (Ligulae) sind mit bis zu 25 bis 35 mm Länge auffallend groß. In northern California, A. arenaria changes the geomorphology of the foredune community from a gentle slope to a vertical wall which prevents adequate sand movement from beach to interior dunes. Dünencharakter erhalten sollen. [13], In contrast, Elymus mollis is able to withstand tidal inundation and is tolerant of a wider range of soil salt concentrations. Personal communication. from culms, seeds and rhizomes on the island of Voorne, Zuid, Holland, the Netherlands. Die meisten rezenten Strandhafer-Bestände in Sandlebensräumen sind darauf zurückzuführen. Published source details van Der Putten W.H. Thanks to its high adaptations, this xerophyte and halophyte plays several ecological roles the most important of which is the fixing of sand. 1980. 1975. California Press, Berkeley, CA. Suggested uses. In the xerophytic grasses, the motor cells are well evolved. One of these roles is the fixation of sand. Sein Wurzelwerk bindet den Sand. J. Biogeography. Der Strandhafer blüht von Juni bis Juli. Increased human disturbance and therefore sand dune destabilization, Coastal sand dune systems around the world are threatened by the introduction and establishment of Ammophila arenaria. John Wiley and Sons, New York. Die Art bildet sowohl horizontale als auch vertikale Rhizome aus. In Ammophila arenaria, there is tight upward folding of the leaf and also the sheltered situated of the stomata in furrows, greatly reduce air movement over stomatal areas. Barbour, M., and A.F. Godfrey, and W.E. Ammophila arenaria creates higher, more hummocky peaked dunes (Hesp, 2002), which can easily withstand flooding (Seabloom, Ruggiero, Hacker, Mull, & Zarnetske, 2013). In Fitzpatrick, K. B., (ed. [15] Mature seeds are dispersed in September. Braunton Burrows: The dune system and its vegetation. Hope-Simpson, J.F., and R.C. Marram grass (Ammophila arenaria) of dune tops with its hard, in-rolled leaves, appears to be the embodiment of drought resistance. Der Strandhafer ist die einzige Nahrungspflanze (Monophagie) für die Raupen der Strandhafer-Weißadereule (Mythimna litoralis). From these rhizomes the leaves are stiff and sharp, giving them a reed-like appearance. The influence of mineral nutrients on the growth of. published literature (other) It is not to be confused with Ammophila (wasp). J. Ecology 67:363-382. 1975. A study of European beachgrass. 1979b. An jedem der vielen ruhenden Knoten bilden sich je vier Wurzeln, die sich ihrerseits reich verzweigen können. A. arenaria has escaped and become naturalized north of San Francisco [8] and forms extensive stands as far south as Vandenberg Air Force Base, San Luis Obispo county. : Calamagrostis arenaria (L.) Roth) – auch als Gemeiner Strandhafer, Sandrohr, Sandhalm, Seehafer oder Helm (niederdeutsch) bezeichnet – ist eine zur Familie der Süßgräser (Poaceae) gehörige Pionierpflanze. A. arenaria has been widely planted on the west coast of North America for dune stabilization since the early 1900's. Abstract. Recorder 3.3 (1998), version 1 Well-formed: Y Recommended: N NBN ID code: NHMSYS0100000589. Nutrient productivity relations of the dune grasses. tussock formation in ammophila arenaria (l.) link.ammophila arenaria (l.) link. The colonization of sand dunes after stabilization with marram grass (. Whitehead (eds. 3:3-7. In addition, the leaves of A. arenaria inroll during dry periods reducing water loss through transpiration. Jahrhundert wurden deshalb die ersten Pflanzungen von Strandhafer im Binnenland durchgeführt. 124 Downloads; 27 Citations; Abstract. 1947. Smirnoff, N. & Stewart, G. R. 1985. July 12, 1988. http://wiki.bugwood.org/index.php?title=Ammophila_arenaria&oldid=49679, Center for Invasive Species and Ecosystem Health at the University of Georgia. 1979. Increased human disturbance and therefore sand dune destabilization, along … My teacher has asked me to research the adaptations of ammophila. Preliminary descriptions of the terrestrial natural communities of California. and M.G. Der Blütenstände des Gewöhnlichen Strandhafers sind kompakte, fuchsschwanzähnliche Rispen. 1977. Possible role of rhizosphere bacteria in the nitrogen nutrition of Ammophila arenaria. Gemmell, and C.H. ), Terrestrial vegetation of California. Pavlik. This community is restricted to foredunes and is dominated by Elymus mollis. Als Strandbesucher genießt man den Schutz der Ammophila arenaria (Strandhafer) auch gerne gegen den Wind. Continued control of existing Ammophila arenaria stands and monitoring for new introductions are needed. may have a higher photosynthetic rate than E. mollis during the September to May wet season. Die jungen markigen Rhizome sind weißlich und verfügen über gelblich-weiße, abgestorbene Schuppenblätter. (Ammophila arenaria L.), a typical granimeous plant of the coastal dunes, is well adapted to its biotope. Der Strandhafer ist in der Lage, bis zu 1 m Sand im Jahr zu durchwachsen. in Fitzpatrick, K. B., (ed. Er kommt hier an allen Küsten vor. 2 vols. Thanks. australis (Mabille) Hayek Royal Botanic Garden Edinburgh (1997) Ammophila arenaria subsp. In Fitzpatrick, K. B., (ed. Die vertikale Ausbreitung erfolgt entlang des Vertikalrhizoms, an welchem sich die büschelartig zusammenstehenden oberirdischen Triebe bilden. [2] On dune systems in Sweden, the average yearly above ground biomass production is 400 grams per square meter. Der wissenschaftliche Name des Gewöhnlichen Strandhafers bedeutet übersetzt „Sandiger Sandfreund“. J. Ecology. Synonyms. arenaria var. Sie tragen an der Basis 3 bis 5 mm lange Haare. Vertical rhizomes develop, branching from a horizontal rhizome, as sand accumulates around plants. Control should be emphasized until eradication techniques are refined. The anatomy and the physiognomy of this plant enable it a perfect adaptation for hydric and salt stress in these dunes. It has ), Articles of the Oregon Coastal Zone Management Association, Inc. Newport, Oregon. Die Blätter haben eine dicke Kutikula und Epidermis. Management of Ammophila arenaria is being carried out by TNC at the Lanphere-Christensen Dunes Preserve, by Humboldt State University through the Menzies' Wallflower Research Project, by the California Department of Parks at McKenicher State Park, at Vandenberg Air Force Base, and by the Oregon Department of Fish and Wildlife. Ammophila arenaria Wikipedia. Diese Seite wurde zuletzt am 25. Der Hauptwurzelhorizont liegt etwa einen Meter unter der Oberfläche, zuweilen bis zu zwei Meter. Beauv.) Thanks to its high adaptations, this xerophyte and halophyte plays several ecological roles the most important of which is the fixing of sand. Development of a soil microflora in relation to plant succession on sand dunes, including the 'Rhizosphere' flora associated with colonizing species. Ranwell (1959) reports that it can survive 100 cm of sand deposition per year, whereas Elymus mollis can only tolerate 30 cm per year. and M.M. 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