Specimen Information

Cyperus difformis
(smallflower umbrella sedge)
Plants
Exotic

Specimen ID1436782
GroupPlants
GenusCyperus
Speciesdifformis
Common Namesmallflower umbrella sedge
StateCA
CountyButte
LocalityButte Basin. In rice fields adjacent to Durnel Road north of Nelson Rd. [Lat./Long. on label is '39 degrees 34' N; 121 degrees 39' W'].
Mapping AccuracyAccurate
HUC8 NameButte Creek
HUC8 Number18020158
HUC10 NameMiddle Butte Creek
HUC10 Number1802015802
HUC12 NameCampbell Slough-Butte Creek
HUC12 Number180201580206
Map
+
Collection Day5
Collection Month9
Collection Year1996
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:CHSC85757
Record TypeLiterature
DisposalCHSC
Museum Cat NumberCHSC85757
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. [2021]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [3/5/2021].

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