Specimen Information

Alternanthera philoxeroides
Alternanthera philoxeroides
(alligatorweed)
Plants
Exotic

Specimen ID1391663
GroupPlants
GenusAlternanthera
Speciesphiloxeroides
Common Namealligatorweed
StateLA
CountyTerrebonne
LocalityCRMS0414-F06VSE
Mapping AccuracyAccurate
HUC8 NameWest Central Louisiana Coastal
HUC8 Number08090302
HUC10 NameBayou Black
HUC10 Number0809030203
HUC12 NamePhillips Canal-Terrebonne Lafourche Drainage Canal
HUC12 Number080903020306
Map
+
Collection Day12
Collection Month7
Collection Year2011
Year AccuracyActual
Potential Pathwayunknown
Statusestablished
Reference 1
Ref. Number:29060
Author:Coastal Protection and Restoration Authority (CPRA) of Louisiana.
Date:2019
Title:Coastwide Reference Monitoring System-Wetlands Monitoring Data
Publisher:Coastal Information Management System (CIMS) database
CommentsUnknown 5; ID by Dr. Urbatsch; Bidens L; the bag contains two different plant; the larger, sterile sampleis Bidens sp. Most likely B frondosa, but Bidens discoidea can't eliminated as a possiblility; the smaller sterile sample most likely is a seedling of Boehmeria cylindrica (L.) Sw., smallspike false nettle Water Level is below marsh. Canopy Cover is 90%
Record TypeLiterature
Freshwater/MarineBrackish-Freshwater


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 [11/21/2024].

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.