Egeria densa
Egeria densa
(Brazilian waterweed)
Plants
Exotic
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8 results for Egeria densa (Brazilian waterweed)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
236345 OR Willamette Valley2005 17090012 Lower Willametteestablished
1887785 ORClackamas[No locality description provided]2023 17090012 Lower Willamette 
1887794 ORClackamas[No locality description provided]2023 17090012 Lower Willamette 
1888718 ORClackamas[No locality description provided]2024 17090012 Lower Willamette 
1888721 ORClackamas[No locality description provided]2024 17090012 Lower Willamette 
1888722 ORClackamas[No locality description provided]2024 17090012 Lower Willamette 
1888838 ORMultnomah[No locality description provided; coordinates obscured by collector]2024 17090012 Lower Willamette 
1887910 ORMultnomah[No locality description provided]2024 17090012 Lower Willamette 

Data Disclaimer: Number of records does not imply species abundance. This summary represent collection records only and may not reflect the actual distribution of established populations. These data are preliminary or provisional and are subject to revision. They are being provided to meet the need for timely best science. The data have not received final approval by the U.S. Geological Survey (USGS) and are provided on the condition that neither the USGS nor the U.S. Government shall be held liable for any damages resulting from the authorized or unauthorized use of the data.

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The data represented on this site vary in accuracy, scale, completeness, extent of coverage and origin. It is the user's responsibility to use these data consistent with their intended purpose and within stated limitations. We highly recommend reviewing metadata files prior to interpreting these data.

Citation information: U.S. Geological Survey. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [12/18/2025].

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