Pontederia crassipes
Pontederia crassipes
(floating water hyacinth)

4 results for Pontederia crassipes (floating water hyacinth)
Download Data

Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
231734 CAMercedMerced River, north side of River Rd. .5 km E of Lander Rd. (hwy 165), 6.5 km S of Hilmar1977 18040008 Upper Mercedestablished
230666 NCAnsonAnson County1977 03040104 Upper Pee Deeestablished
230667 NCBladenBladen County1977 03030005 Lower Cape Fearestablished
257511 VAVirginia BeachVirginia Beach City1977 02040304 Eastern Lower Delmarvacollected

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 [11/25/2020].

Contact us if you are using data from this site for a publication to make sure the data are being used appropriately and for potential co-authorship if warranted. For queries involving fish, please contact Matthew Neilson. For queries involving invertebrates, contact Amy Benson.