Specimen Information

Cyperus difformis
(smallflower umbrella sedge)
Plants
Exotic

Specimen ID1436831
GroupPlants
GenusCyperus
Speciesdifformis
Common Namesmallflower umbrella sedge
StateCA
CountySutter
Locality+- 3 mi E of Sutter Buttes, off Clark Rd.
Mapping AccuracyAccurate
HUC8 NameHoncut Headwaters-Lower Feather
HUC8 Number18020159
HUC10 NameGilsizer Slough-Snake River
HUC10 Number1802015904
HUC12 NameGilsizer Slough-Snake River
HUC12 Number180201590400
Map
+
Collection Day1
Collection Month8
Collection Year1998
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:CDA16229
Record TypeLiterature
DisposalCDA
Museum Cat NumberCDA16245
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 [3/7/2021].

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.