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Cabomba caroliniana

Basic information
Scientific name Cabomba caroliniana

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Common names Fanwort, Carolina Water Shield
Higher taxon Cabombaceae, Nymphaeales, Magnoliopsida, Magnoliophyta
Natural range North America.
Habitat Lake or pond, stream.
Invasion information
Range in Japan Honshu, Shikoku, Kyushu Islands. Range in Japan
Origin USA
Date Introduced to Tokyo (Koishikawa Botanical Garden) in 1929. Naturalized around Tokyo, in 1950.
Route Deliberate: As ornament in aquarium.
Impact Competition with native species.
Affected organism: Native aquatic plants.
Regulation in Japan Release of this species is prohibited in Aichi Pref.
Introduced range in other countries East Asia, Europe.
Reference Notes
  • DECO (ed) (2006) Dictionary of Alien Species. Tokyo-Shoseki, Tokyo. (in Jpn)
  • Murakami & Washitani (supervising) Ecol. Soc. Japan (ed) (2002) Handbook of Alien Species in Japan. Chijin-Shokan, Tokyo. (in Jpn)
  • Osada (1976) Colored Illustrations of Naturalized Plants of Japan. Hoikusha, Osaka.
  • JWRC (ed) (2008) A Photographic Guide to the Invasive Alien Species in Japan. Heibonsha, Tokyo. (in Jpn)
  • etc.