Specimen Information

Typha laxmannii
Typha laxmannii
(graceful cattail)
Plants
Exotic

Specimen ID1522523
GroupPlants
GenusTypha
Specieslaxmannii
Common Namegraceful cattail
StateWI
CountyMilwaukee
LocalitySE cloverleaf of I-94 and Ryan Rd.
Mapping AccuracyAccurate
HUC8 NamePike-Root
HUC8 Number04040002
HUC10 NameOak Creek-Frontal Lake Michigan
HUC10 Number0404000201
HUC12 NameOak Creek
HUC12 Number040400020102
Map

NAS ARM

+
Collection Day25
Collection Month9
Collection Year2017
Year AccuracyActual
Potential Pathwayescaped captivity
CommentsDiscovered after construction of SE cloverleaf of I94 and Ryan Rd. Discovered by Kristina Betzold (DNR). Seed heads were cut on 01/08/2018 to reduce spread. Samples were submitted for DNA testing and seeds were grown for DNA testing. DNA testing was confirmed September 2018 by Pamela Geddes (Professor at Northeastern Illinois University). Kristina communicated discovery to Amy Kretlow (DNR). Amy is working with the landowner and local stakeholders on control.
Record TypeNAS sighting report
Earliest Recordnation
VerifierWisconsin DNR
Freshwater/MarineFreshwater
Year ClassFlower
Photo
Typha laxmannii
Typha laxmannii


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 [5/2/2024].

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.