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Hydrilla verticillata
Submerged aquatic highly branched perennial with toothed leave in whorls of five.
Life Forms | |
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Habitats | |
ODA Listing | |
Soil and Moisture Conditions | |
Suggested Actions | |
Mature Height | 20' |
Distribution | Not known to occur in Oregon |
Control | Contact Oregon Invasives Hotline if you find this plant. |
Reproduction and Spread | Grows from tubers in the sediment. |
Introduced | Introduced from southern India in 1950s. |
Look Alikes | American and Nuttall's Waterweed (Elodea spp.) and Brazilian Waterweed (Egeria densa) |
Impact | Crowds out native species, impedes irrigation and boating. |
More Info |