Pontederia crassipes
Pontederia crassipes
(floating waterhyacinth)

4 results for Pontederia crassipes (floating waterhyacinth)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
241949 CASacramentoDelta Meadows River SP1989 18040012 Upper Mokelumnecollected
241950 CASacramentoSacramento River Delta1996 18040012 Upper Mokelumnecollected
1437933 CASacramentoSacramento River Delta; Georgiana Slough confluence at Walnut Grove 14 miles W to Mokelumne River intersection1998 18040012 Upper Mokelumneestablished
1439727 CASan JoaquinWimpy's Marina boat launch, end of Charles St.2014 18040012 Upper Mokelumneestablished

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.


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. [2020]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [9/23/2020].

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