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Home / Hydrocharitaceae / Najas / Najas gracillima

Najas gracillima

Thread Leaved Water Nymph, Northern Naiad
Other regional names: Slender Water Nymph +2 more
  • Slender Water Nymph
  • Slender Waternymph
  • Thread Like Naiad
Also known as: Caulinia amurensis (Tzvelev) Tzvelev +7 more
  • Caulinia amurensis (Tzvelev) Tzvelev
  • Caulinia japonica (Nakai) Nakai
  • Caulinia tenuissima subsp. amurensis Tzvelev
  • Najas indica subsp. gracillima A.Braun ex Engelm.
  • Najas indica var. gracillima A.Braun ex Engelm.
  • Najas japonica Nakai
  • Najas seminuda J.W.Griff., 1851
  • Najas tenuissima subsp. amurensis (Tzvelev) Vorosch.
Botanical Data
  • Taxonomic Rank: Species
  • Botanical Family: Hydrocharitaceae
  • WCVP Morphological Data: Recorded natively as a hydroannual.

Found natively in Temperate Asia, Tropical Asia, and North America, Najas gracillima (commonly known as Thread-leaved Water-nymph or Northern Naiad) is an aquatic annual belonging to the Hydrocharitaceae family. Within its native range, this species is primarily associated with temperate conditions.

Macro Climate
Temperate
Plant Type
Annual
Plant Type
Aquatic Plant

Native Range

Continents (WGSRPD)
ASIA-TEMPERATE, ASIA-TROPICAL, NORTHERN AMERICA
Regions (WGSRPD)
China, Eastern Asia, Eastern Canada, Indian Subcontinent, North-Central U.S.A., Northeastern U.S.A., Russian Far East, Southeastern U.S.A., Western Asia
Botanical Countries (WGSRPD L3)
Alabama, Amur, Bangladesh, China South-Central, China Southeast, Connecticut, Delaware, District of Columbia, Hainan, Illinois, Indiana, Inner Mongolia, Iran, Japan, Kentucky, Khabarovsk, Korea, Maine, Manchuria, Maryland, Massachusetts, Michigan, Minnesota, Missouri, New Hampshire, New Jersey, New York, Newfoundland, North Carolina, Nova Scotia, Ohio, Ontario, Pennsylvania, Rhode I., South Carolina, Taiwan, Tennessee, Vermont, Virginia, Wisconsin

Introduced Range

Plants flagged as 'Introduced' have been transported outside their native historical range by human activity. While many are common ornamentals, some may become naturalized or invasive in local environments. Local ecological guidelines require verification prior to planting.
Botanical Countries (Non-Native)
California, France, Germany, Greece, Italy, Spain

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