Specimen Information

Cyperus difformis
(smallflower umbrella sedge)
Plants
Exotic

Specimen ID1439286
GroupPlants
GenusCyperus
Speciesdifformis
Common Namesmallflower umbrella sedge
StateCA
CountyButte
LocalityOn the east side of Cherokee Road, north of the Thermalito Diversion Canal, on the west side of the water purification pond, about 1 mile north of Oroville.
Mapping AccuracyAccurate
HUC8 NameHoncut Headwaters-Lower Feather
HUC8 Number18020159
HUC10 NameUpper Feather River
HUC10 Number1802015902
HUC12 NameOregon Gulch-Feather River
HUC12 Number180201590202
Map
+
Collection Day7
Collection Month9
Collection Year2002
Year AccuracyActual
Potential Pathwayplanted ornamental
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:CHSC83007
Record TypeLiterature
DisposalCHSC
Museum Cat NumberCHSC83002
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 [3/5/2021].

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 queries involving fish, please contact Matthew Neilson. For queries involving invertebrates, contact Amy Benson.