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Utricularia inflata

Basic information
Scientific name Utricularia inflata

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Common names Swollen bladderwort, floating bladderwort
Higher taxon Lentibulariaceae, Scrophulariales, Magnoliopsida, Magnoliophyta
Natural range Eastern part of North America.
Habitat Pond, swamp, stream, etc.
Invasion information
Range in Japan Shizuoka, Aichi, Hyogo, and Osaka Prefs. Range in Japan
Date The first record in Japan was in May 1990 at Iwata, Shizuoka Pref.
Route Deliberate: Escape of ornamental plant.
Impact Competition, hybridization with native species.
Affected organism: Native aquatic plants
Regulation in Japan No action for prevention, mitigation, control, or eradication.
Introduced range in other countries
Reference Notes
  • Kameyama et al. (2005) Hybrid origins and F1 dominance in the free-floating sterile bladderwort, Utricularia australis f. australis (Lentibulariaceae). Am J Bot. 92, 469-476.
  • Mitchell et al. (1994) Utricularia inflata Walt. (Lentibulariaceae), New to New York State. Bull Torrey Bot Club . 121(3), 295-297.
  • Yamamoto & Kadono (1990) A study on the reproductive biology of aquatic Utricularia species in southwestern Japan. Acta Phytotax Geobot. 41, 189-200 (in Jpn with Englis abst)
  • etc.