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Brazilian Waterweed

Scientific Name

Egeria densa Planch. (ITIS)

Common Name

Brazilian waterweed, Brazilian elodea, dense waterweed, leafy elodea

Native To

South America (Cook and Urmi-König 1984)

Date of U.S. Introduction
Means of Introduction

Aquarium trade (Cook and Urmi-König 1984)


Crowds out native species (Yarrow et al. 2009)

Brazilian waterweed
Image use policy

Brazillian waterweed


Virginia Tech Weed Identification Guide

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Distribution / Maps / Survey Status


Selected Resources

The section below contains highly relevant resources for this species, organized by source.

Council or Task Force
Federal Government
International Government
State and Local Government