Specimen Information

Cyperus difformis
(smallflower umbrella sedge)
Plants
Exotic

Specimen ID1439054
GroupPlants
GenusCyperus
Speciesdifformis
Common Namesmallflower umbrella sedge
StateCA
CountyStanislaus
LocalityClaus
Mapping AccuracyAccurate
HUC8 NameUpper Stanislaus
HUC8 Number18040010
HUC10 NameLower Stanislaus River
HUC10 Number1804001007
HUC12 NameRiley Slough
HUC12 Number180400100705
Map
+
Collection Day3
Collection Month10
Collection Year1936
Year AccuracyActual
Potential Pathwayplanted ornamental
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:UC767055
Record TypeLiterature
DisposalUC
Museum Cat NumberUC767055
Freshwater/MarineFreshwater


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Citation information: U.S. Geological Survey. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [11/23/2024].

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