species 2,474 observations

Brazilian Elodea

Elodea densa

Field notes

Elodea densa, the large-flowered waterweed or Brazilian waterweed, is a species of Elodea native to warm temperate South America in southeastern Brazil, Argentina, Chile, and Uruguay. It is considered a problematic invasive species due to its use in home aquariums and subsequent release into non-native ecosystems.

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3 native animals
supported in the US

Range

United States

Greener is more native, amber more introduced; paler is less certain. How this was decided

Key traits

From USDA PLANTS.