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Page Last Updated: August 5 2012
Frog's-bit Family
1 species
Order: Hydrocharitales
Family: Hydrocharitaceae (Frog's-bit or Tape-grass family)
Genus: Elodea
Species: Canadensis
Kingdom: Plantae
Division: Magnoliophyta
Perennial - also known as Canadian Pondweed, American
or Common Waterweed - the similar Brazilian Waterweed
(Egeria densa) and Waterthyme (Hydrilla verticillata) are not
found in Ontario - E. canadensis has whorls of 3
(sometimes 4) leaves while the other 2 invasive species
have more - native to North America
or Common Waterweed - the similar Brazilian Waterweed
(Egeria densa) and Waterthyme (Hydrilla verticillata) are not
found in Ontario - E. canadensis has whorls of 3
(sometimes 4) leaves while the other 2 invasive species
have more - native to North America
Class: Liliopsida
Order: Hydrocharitales
Family: Hydrocharitaceae (Frog's-bit or Tape-grass family)
Genus: Elodea
Species: Canadensis
Kingdom: Plantae
Division: Magnoliophyta
Perennial - also known as Canadian Pondweed, American
or Common Waterweed - the similar Brazilian Waterweed
(Egeria densa) and Waterthyme (Hydrilla verticillata) are not
found in Ontario - E. canadensis has whorls of 3
(sometimes 4) leaves while the other 2 invasive species
have more - native to North America
or Common Waterweed - the similar Brazilian Waterweed
(Egeria densa) and Waterthyme (Hydrilla verticillata) are not
found in Ontario - E. canadensis has whorls of 3
(sometimes 4) leaves while the other 2 invasive species
have more - native to North America
Class: Liliopsida
Canadian Waterweed - flower to 1 cm - leaves to 1.5 cm - stalk to 3 m plus - aquatic - Rouge Park - August 2012
Canadian Waterweed - flower to 1 cm - leaves to 1.5 cm - stalk to 3 m plus - aquatic - Rouge Park - August 2012