Specimen Information

Hygrophila polysperma
Hygrophila polysperma
(Indian swampweed)
Plants
Exotic

Specimen ID230473
GroupPlants
GenusHygrophila
Speciespolysperma
Common NameIndian swampweed
StateTX
CountyHays
LocalitySan Marcos River, upstream from Purgatory Island.
Mapping AccuracyApproximate
HUC8 NameSan Marcos
HUC8 Number12100203
Map
+
Collection Day26
Collection Month4
Collection Year1991
Year AccuracyActual
Potential Pathwayunknown
Statusestablished
Reference 1
Ref. Number:10598
Author:Angerstein, M.B., and D.E. Lemke
Date:1994
Title:First records of the aquatic weed Hygrophila polysperma (Acanthaceae) from Texas.
Journal:SIDA, Contributions to Botany
Volume:16
Issue:2
Pages:365-371
CommentsCollectorNumber: Staton s.n. (SWT)
Record TypeLiterature
Museum Cat Numberherb/Southwest Texas State
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. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [11/23/2024].

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 general information and questions about the database, contact Wesley Daniel. For problems and technical issues, contact Matthew Neilson.