Basic information | ||
Scientific name | Spartina alterniflora | (No picture) |
Common names | Saltmarsh cordgrass, Atlantic cordgrass, salt-water cordgrass, smooth cordgrass | |
Higher taxon | Poaceae, Poales, Liliopsida, Magnoliophyta | |
Natural range | Eastern North America, Caribbean islands, eastern South America. | |
Habitat | Marsh along rivers, dry beach, etc. |
Invasion information | ||
Range in Japan | Aichi (Toyohashi and Handa Cities) and Kumamoto (Kumaoto and Uki Cities) Prefs. | |
Origin | Unknown. A research suggested different origins between Kumamoto and Toyohashi, and Handa populations. | |
Date | 2008 or earlier | |
Route | Unknown. Possibly accidental: with ballast water | |
Impact | Competition with native species. Destruction of marsh. Native organism(s) affected: Native plants and animals along marsh along rivers and dry beach. | |
Regulation in Japan | Invasive alien species (Invasive Species Act) Release of this species is prohibited in Aichi Prefecture (29 Mar 2012). | |
Introduced range in other countries | Continental China, India, Australia, New Zealand, UK, France, Spain, USA (Washington, California) |
Reference | Notes |
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Spartina spp. is designated as a invasive alien species from June 2014 |