Cyperus hortensis

ClassificationMonocots
FamilyCyperaceae
Family (Traditional)Cyperaceae
GenusCyperus
Species:Cyperus hortensis (Salzm. ex Schltdl.) Dorr
Common NameAnnual Greedheaded Sedge; Low Spike Sedge
Growth Habitgraminoid
Plant Notes**
CharacteristicsArmaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: No; Woody Herbaceous: Herbaceous; Duration: Perennial; General Ecology: Terrestrial; Growth Habit: graminoid; Region of Origin: North America; Reproductive Phenology: July; Reproductive Phenology: August; Reproductive Phenology: September; Reproductive Phenology: October; Leaf Arrangement: basal; Leaf Complexity: simple; Leaf Dissection: 0; Leaf Fragrance: No; Leaf Persistance: Deciduous; Leaf Petiole Type: sessile; Leaf Rank: 3-ranked; Leaf Type: grass-like; Leaf Venation: parallel; Leaflet Margins: entire; Leaflet Number: 0; Base Flower Color: Brown (incl. Maroon); Base Flower Color: Green; Fruit Dehiscence: No; Fruit Type: Achene; Fruit Wet/Dry: Dry; Hypanthium Present: No; Ovary Position: Superior; Overall Flower Symmetry: N/A; Perianth Present: No; Placentation Type: Basal; Sporangium Arrangement: N/A
C value
StatusNative
Specimen(s) View and Download Specimen Details »

** Not applicable or data not available.

Species Distribution Map

This species has been reported in the counties highlighted in the interactive distribution map below. Click on a county to display the its name. Click the question mark icon () to view additional information about the ecoregions shown. In the map legend, there are links to toggle the visibility of the ecoregions and/or their labels. In addition, clicking on an ecoregion name will highlight that region on the map.

  • State Boundaries
  • Counties
  • Counties - Species Present
Ecoregions
  • Southeastern Plains
    • Blackland Prarie
  • Blue Ridge Mountains
  • Ridge and Valley
  • Cumberland Plateau
  • Cumberland Mountains
  • Allegheny Plateau
  • Interior Plateau
    • Bluegrass Region
    • Nashville Basin
    • Pennyroyal Karst Plain
    • Western Highland Rim
    • Eastern Highland Rim

Synonyms

SynonymFull Citation
Kyllinga naumanniana Kyllinga naumanniana Boeckeler

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 the accession number to view details; click on column headers to sort.

Counties included on distribution map: Calloway (KY), Campbell (KY), Clinton (KY), Floyd (KY), Garrard (KY), Graves (KY), Harlan (KY), Lawrence (KY), Livingston (KY), Logan (KY), Lyon (KY), McCracken (KY), Madison (KY), Pike (KY), Rockcastle (KY), Rowan (KY), Blount (TN), Carroll (TN), Fayette (TN), Hardin (TN), Humphreys (TN), Montgomery (TN), Overton (TN), Shelby (TN), Stewart (TN), Tipton (TN), Wayne (TN)

Herbaria represented by specimen data listed below: APSC, BOON, EKY, MDKY, MEM, TENN

Range of years during which specimens were collected: 1968 - 2011

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
MDKY00003642 Rowan Kentucky
MDKY
Cyperus tenuifolius
MDKY00003640 Rowan Kentucky
MDKY
Cyperus tenuifolius
007083 Fayette Tennessee
BOON
Cyperus tenuifolius
007084 Carroll Tennessee
BOON
Cyperus tenuifolius
APSC0072285 Calloway Kentucky
APSC
Cyperus hortensis
APSC0039311 Fayette Tennessee
APSC
Cyperus hortensis
mem007835 Shelby Tennessee 01 Sep 1971 John E. Thompson Jr.
464
MEM
Cyperus tenuifolius
APSC0039314 Montgomery Tennessee
APSC
Cyperus hortensis
APSC0072284 Clinton Kentucky 02 Nov 1979
APSC
Cyperus hortensis
APSC0052797 Garrard Kentucky
APSC
Cyperus hortensis
N/A Tennessee 07 Oct 1979 Henry R. DeSelm
226
EKY
Cyperus tenuifolius
APSC0039308 Humphreys Tennessee
APSC
Cyperus hortensis
APSC0039303 Stewart Tennessee
APSC
Cyperus hortensis
APSC0039306 Montgomery Tennessee
APSC
Cyperus hortensis
TENN-V-0040513 Madison Kentucky
TENN
Cyperus tenuifolius
APSC0039312 Montgomery Tennessee
APSC
Cyperus hortensis
APSC0041101 Hardin Tennessee 12 Aug 2011 David H. Webb
APSC
Cyperus hortensis
APSC0065852 Campbell Kentucky
APSC
Cyperus hortensis
31234100084381 Calloway Kentucky 15 Sep 1993 Randy L. Mears
268
EKY
Cyperus tenuifolius
MDKY00003641 Rowan Kentucky
MDKY
Cyperus tenuifolius
MDKY00003635 Kentucky
MDKY
Cyperus tenuifolius
APSC0098685 Shelby Tennessee
APSC
Cyperus hortensis
APSC0107017 Overton Tennessee
APSC
Cyperus hortensis
APSC0066108 Pike Kentucky
APSC
Cyperus hortensis
N/A Tennessee 07 Oct 1979 Henry R. DeSelm
226
EKY
Cyperus tenuifolius
N/A Tennessee 07 Oct 1979 Henry R. DeSelm
226
EKY
Cyperus tenuifolius
mem006993 McCracken Kentucky 23 Aug 1973 Raymond Athey
2498
MEM
Cyperus tenuifolius
MDKY00003643 Pike Kentucky
MDKY
Cyperus tenuifolius
MDKY00003638 Rowan Kentucky
MDKY
Cyperus tenuifolius
MDKY00003637 Rowan Kentucky
MDKY
Cyperus tenuifolius
TENN-V-0040371 Blount Tennessee
TENN
Cyperus tenuifolius
TENN-V-0040511 Harlan Kentucky
TENN
Cyperus tenuifolius
APSC0071012 Lawrence Kentucky
APSC
Cyperus hortensis
APSC0039302 Stewart Tennessee
APSC
Cyperus hortensis
APSC0066106 Floyd Kentucky
APSC
Cyperus hortensis
APSC0041540 Wayne Tennessee
APSC
Cyperus hortensis
APSC0039309 Montgomery Tennessee
APSC
Cyperus hortensis
mem006994 Graves Kentucky 08 Aug 1973 Raymond Athey
2462
MEM
Cyperus tenuifolius
mem010870 Tipton Tennessee 15 Sep 1968 Sarah J. Warrington
390
MEM
Cyperus tenuifolius
mem005351 Livingston Kentucky 26 Aug 1970 Raymond Athey
1188
MEM
Cyperus tenuifolius
MDKY00003636 Rowan Kentucky
MDKY
Cyperus tenuifolius
TENN-V-0040512 Logan Kentucky
TENN
Cyperus tenuifolius
APSC0039301 Lyon Kentucky
APSC
Cyperus hortensis
APSC0039304 Stewart Tennessee
APSC
Cyperus hortensis
APSC0072283 Rockcastle Kentucky
APSC
Cyperus hortensis
mem017675 Calloway Kentucky 03 Sep 1979 Raymond Athey
4447
MEM
Cyperus tenuifolius
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Plant Photos

Cyperus hortensis - Dwayne Estes
Cyperus hortensis - Dwayne Estes
Cyperus hortensis - Dwayne Estes
Cyperus hortensis - Dwayne Estes