Specimen Information

Alternanthera philoxeroides
Alternanthera philoxeroides
(alligatorweed)
Plants
Exotic

Specimen ID1391992
GroupPlants
GenusAlternanthera
Speciesphiloxeroides
Common Namealligatorweed
StateLA
CountyJefferson
LocalityCRMS3985-V34
Mapping AccuracyAccurate
HUC8 NameEast Central Louisiana Coastal
HUC8 Number08090301
HUC10 NameBayou Perot-Little Lake
HUC10 Number0809030104
HUC12 NameBayou Perot
HUC12 Number080903010401
Map
+
Collection Day12
Collection Month8
Collection Year2015
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
CommentsTree trunk cover 30%; canopy 70%; cypress knees 10%; measured the shrub for dominant heights due to tree being very tall and just one major trunk present; unvegetated surface with total greater than 100% due to shading of trees and shrubs Water Level is 0 ft above marsh. Open water is 0%. Bare ground is 15%. Dead vegetation is 5%. Flooded-Undetermined is 0%. Marsh is floating.
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. [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.