Specimen Information

Najas marina
Najas marina
(holly-leaf waternymph)
Plants
Native Transplant
Collection Info
Point Map
Species Profile
Animated Map

Specimen ID1655379
GroupPlants
GenusNajas
Speciesmarina
Common Nameholly-leaf waternymph
StateWI
CountyWaukesha
LocalityOkauchee Lake
Mapping AccuracyApproximate
HUC8 NameUpper Rock
HUC8 Number07090001
Map
Collection Day30
Collection Month8
Collection Year1977
Year AccuracyActual
Potential Pathwayhitch hiker
Statusunknown
Reference 1
Ref. Number:28842
Author:University of Wisconsin - Madison
Date:2017
Title:Wisconsin State Herbarium (WIS)
Publisher:SEINet Data Portal
Reference 2
Ref. Number:28331
Author:SEINet Portal Network.
Date:2021
Title:Southwest Environmental Information Network
Publisher:Symbiota Software Project, Arizona State University
Record TypeSpecimen
Earliest Recordlocale
DisposalHerbarium
Museum Cat Numberv0216381WIS
VerifierT.S. Cochrane
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. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [12/5/2025].

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