Specimen Information

Hydrilla verticillata [dioecious]
Hydrilla verticillata [dioecious]
(dioecious hydrilla)
Plants
Exotic

Specimen ID229784
GroupPlants
GenusHydrilla
Speciesverticillata [dioecious]
Common Namedioecious hydrilla
StateTX
CountyBexar
LocalityCalaveras Reservoir
Mapping AccuracyAccurate
HUC8 NameUpper San Antonio
HUC8 Number12100301
HUC10 NameCalaveras Creek-San Antonio River
HUC10 Number1210030103
HUC12 NameUpper Calaveras Creek
HUC12 Number121003010302
Map
+
Collection Year1995
Year AccuracyActual
Potential Pathwayunknown
Statuseradicated
Reference 1
Ref. Number:10233
Author:Helton, R.J., and L.H. Hartmann.
Date:1996
Title:Statewide Aquatic Vegetation Survey Summary, 1995 Report.
Publisher:Inland Fisheries Division, District 3-E, Jasper, Texas.
Pages:38
Reference 2
Ref. Number:27701
Author:Texas Invasive Plant and Pest Council.
Date:2018
Title:Texas Invasives Database
Publisher:Lady Bird Johnson Wildflower Center
Reference 3
Ref. Number:27913
Author:Myers, R., and J. Dennis.
Date:2008
Title:2007 survey report - Calaveras Reservoir
Publisher:Texas Parks and Wildlife Department
Pages:23 pp
CommentsFound in 2007 in <1 acre, but not seen in 2011 survey
Record TypeLiterature
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. [2021]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [11/28/2021].

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