Specimen Information

Persicaria hydropiper
(marshpepper knotweed)
Plants
Exotic

Specimen ID1441767
GroupPlants
GenusPersicaria
Specieshydropiper
Common Namemarshpepper knotweed
StateCA
CountySonoma
LocalitySugarloaf Ridge State Park. About 50 air miles N of San Francisco, 10 air miles E of Santa Rosa, 2.5 air miles NE of Kenwood and 18 air miles NW of Napa. Just south of midpoint between Mt. Hood and Red Mountain. Road on ridge West of Bear Ck.
Mapping AccuracyAccurate
HUC8 NameSan Pablo Bay
HUC8 Number18050002
HUC10 NameSonoma Creek-Frontal San Pablo Bay Estuaries
HUC10 Number1805000203
HUC12 NameUpper Sonoma Creek
HUC12 Number180500020301
Map
+
Collection Day18
Collection Month7
Collection Year1997
Year AccuracyActual
Potential Pathwaydispersed
Statusestablished
Reference 1
Ref. Number:25610
Author:West, R., J. Malpas, C. Powell, M. Tollett, D. Anderson, and E. Dorrington.
Date:2019
Title:Calflora
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:UCD99060
Record TypeLiterature
DisposalUCD
Museum Cat NumberUCD103207
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. [2021]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [3/1/2021].

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