Specimen Information

Pontederia crassipes
Pontederia crassipes
(floating water hyacinth)
Plants
Exotic

Specimen ID887908
GroupPlants
GenusPontederia
Speciescrassipes
Common Namefloating water hyacinth
StateOR
CountyDouglas
LocalitySouth Umpqua River, under the Myrtle Creek bridge near I-5
Mapping AccuracyAccurate
HUC8 NameSouth Umpqua
HUC8 Number17100302
HUC10 NameClark Branch-South Umpqua River
HUC10 Number1710030211
HUC12 NameWillis Creek-South Umpqua River
HUC12 Number171003021102
Map
+
Collection Month10
Collection Year2015
Year AccuracyActual
Potential Pathwayescaped captivity pond
Statuseradicated
CommentsDiscovered in 2015. SWCD did in-river survey and removal of plants in 2015. Filled two large garbage bags.
Record TypePersonal communication
Earliest Recorddrainage
Freshwater/MarineFreshwater


Disclaimer:

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 [10/29/2020].

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.