Specimen Information

Alternanthera philoxeroides
Alternanthera philoxeroides
(alligatorweed)
Plants
Exotic

Specimen ID1438314
GroupPlants
GenusAlternanthera
Speciesphiloxeroides
Common Namealligatorweed
StateCA
CountyLos Angeles
LocalityArtesia Freeway and Long Beach Freeway N of Long Beach. Detection report only, no confirming specimen.
Mapping AccuracyAccurate
HUC8 NameLos Angeles
HUC8 Number18070105
HUC10 NameLower Los Angeles River
HUC10 Number1807010504
HUC12 NameCompton Creek-Los Angeles River
HUC12 Number180701050402
Map
+
Collection Day3
Collection Month11
Collection Year1971
Year AccuracyActual
Potential Pathwayhitch hiker on small watercraft
Statusestablished
Reference 1
Ref. Number:25610
Author:Calflora
Date:2021
Title:The Calflora Database: Information on California plants for education, research and conservation
CommentsCalflora observation ID: xr174435
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. [2023]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [2/7/2023].

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