Specimen Information

Pontederia crassipes
Pontederia crassipes
(floating water hyacinth)
Plants
Exotic

Specimen ID241058
GroupPlants
GenusPontederia
Speciescrassipes
Common Namefloating water hyacinth
StateWA
CountyCowlitz
Localitya canal in Longview
Mapping AccuracyAccurate
HUC8 NameLower Columbia-Clatskanie
HUC8 Number17080003
HUC10 NameGermany Creek-Frontal Columbia River
HUC10 Number1708000306
HUC12 NameCity of Longview-Frontal Columbia River
HUC12 Number170800030602
Map
+
Collection Day27
Collection Month10
Collection Year2005
Year AccuracyActual
Potential Pathwayplanted ornamental | dispersed
Statuseradicated
Reference 1
Ref. Number:16085
Author:University of Washington.
Date:2007
Title:Burke Museum of Natural History and Culture: Herbarium.
CommentsWTU specimen One free-floating plant found in muddy flood control canal; full sun; with Lemna minor, Callitirche stagnalis, Myriophyllum spicatum, Ludwigia hexapetala.
Record TypeLiterature
Earliest Recorddrainage
Museum Cat NumberWTU 363594
Freshwater/MarineFreshwater


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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. [2020]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [11/24/2020].

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