Eleocharis geniculata

ClassificationFlowering Plants
Family (Traditional)Cyperaceae
SpeciesEleocharis geniculata (L.) Roem. & Schult.
Common NameKnee spike rush; Capitate spike-rush
Growth HabitSedge
Plant Notes**
C value 10
StatusNative, Threatened-State, FACW (NWPL)
Specimens View and Download Specimen Details »

** Not applicable or data not available.

Subspecies and Varieties

Not applicable or data not available.


SynonymFull CitationBasionymType
Eleocharis capitata var. dispar Eleocharis capitata var. dispar (E.J. Hill) Fern.  
Eleocharis caribaea Eleocharis caribaea (Rottb.) Blake  
Eleocharis caribaea var. dispar Eleocharis caribaea var. dispar (E.J. Hill) Blake  
Eleocharis dispar Eleocharis dispar  
Scirpus caribaea Scirpus caribaea Rottb.  
Scirpus caribaeus Scirpus caribaeus Rottb.  
Scirpus geniculata Scirpus geniculata  
Scirpus geniculatus Scirpus geniculatus L.  

Specimens and Distribution

This species has been reported in the following counties by the herbaria listed. An overview of the individual specimens are provided in the table that follows. Click on an accession number to view full details; click on column headers to sort.

Counties included on distribution map: Lake, Porter, Steuben

Counties represented by specimen data listed below:

Herbaria represented by specimen data listed below: BUT

Range of years during which specimens were collected: 1934 - 1980

Accession No. (click for full details) County Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
29285 Lake 13 Sep 1934 Charles C. Deam
Eleocharis geniculata (L) Roemer & J.A. Schultes.
100999 Steuben 31 Aug 1980 Helen Starcs
Eleocharis caribaea (Rottb.) S.F. Blake
158045 Porter 8/18/2019 Na.J. Pilla
Eleocharis geniculata (L.) Roem. & Schult.
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