Specimen Information

Persicaria hydropiper
(marshpepper knotweed)
Plants
Exotic

Specimen ID1441873
GroupPlants
GenusPersicaria
Specieshydropiper
Common Namemarshpepper knotweed
StateCA
CountyPlacer
Locality1 mile east of Weimar on Hwy 80
Mapping AccuracyAccurate
HUC8 NameNorth Fork American
HUC8 Number18020128
HUC10 NameLower North Fork American River
HUC10 Number1802012806
HUC12 NameClipper Creek-North Fork American River
HUC12 Number180201280603
Map
+
Collection Day10
Collection Month9
Collection Year1971
Year AccuracyActual
Potential Pathwaydispersed
Statusestablished
Reference 1
Ref. Number:25610
Author:Calflora
Date:2021
Title:The Calflora Database: Information on California plants for education, research and conservation
Reference 2
Ref. Number:16045
Author:Alexander, J., S. Markos, J. Yost, R.L. Moe, E. Dean, and M. Nazaire.
Date:2016
Title:Consortium of California Herbaria (CCH)
Publisher:Regents of the University of California
CommentsCalflora observation ID: cch:RSA466396
Record TypeLiterature
DisposalRSA424599A
Museum Cat NumberRSA424599A
Freshwater/MarineFreshwater


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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 [12/11/2024].

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