Brazilian Waterweed

Invasive  Information

Scientific Name:   Egeria densa


Submerged aquatic native to warm temperate South America in southeastern Brazil, Argentina, and Uruguay. Grows in "Reservoir Pond."

Photo of Brazilian Waterweed Photo of Brazilian Waterweed Photo of Brazilian Waterweed Photo of Brazilian Waterweed Photo of Brazilian Waterweed
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Brazilian Waterweed

Genus species: Egeria densa
Common Name: Brazilian Waterweed
Family Name: Hydrocharitaceae  
Aquatic, perennial herbs; leaves various, simple; flowers mostly unisexual (plants dioecious or monoecious), regular, axillary; fruit an achene in Najas, and berrylike in other genera.
Seed Type Angiosperm
Origin:  
Native: native to North America.
Non-native: not native to North America.
Introduced Native: native to North
America, but not Rowe Woods.
* Definitions based on the USDA
terminology
Nonnative
Category:Aquatic
Flower Color:White
Identified by:M. Becus
Months in Bloom  
The highlighted month(s) in this chart indicates the month(s) the plant has been observed blooming.
Jan Feb Mar Apr May Jun
Jul Aug Sep Oct Nov Dec