Carex decomposita

ClassificationMonocots
FamilyCyperaceae
Family (Traditional)Cyperaceae
GenusCarex
Species:Carex decomposita Muhl.
Common NameCypressknee Sedge
Growth Habitgraminoid
Plant Notes**
CharacteristicsArmaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: No; Woody Herbaceous: Herbaceous; Duration: Perennial; General Ecology: Mudflat; General Ecology: Terrestrial; Growth Habit: graminoid; Moisture Requirements: Hydric; Moisture Requirements: Wetland; Region of Origin: North America; Reproductive Phenology: April; Reproductive Phenology: May; Reproductive Phenology: June; Reproductive Phenology: July; Leaf Arrangement: alternate; 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; Anther Type: Basifixed; 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; Petal Fusion: N/A; Pistil Complexity: Compound; Pistil Number: 1; Placentation Type: Basal; Sepal Fusion: N/A; Sepal Number: 0; Sporangium Arrangement: N/A; Stamen Number: 3; Tepal Fusion: N/A; Tepal Number: 0
C value 8
StatusNative; AGCP (OBL), EMP (OBL) (NWPL); TN[S2] KY[S2] (State Rank); G3G4 (Global Rank)
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

No synonyms exist for this species.

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: Carlisle (KY), Edmonson (KY), Hart (KY), Hickman (KY), Logan (KY), Fayette (TN), Grundy (TN), Montgomery (TN), Robertson (TN), Warren (TN), White (TN)

Herbaria represented by specimen data listed below: APSC, BEREA, EKY, TENN, UCHT

Range of years during which specimens were collected: 1944 - 2016

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
31234100053337 Carlisle Kentucky Raymond Athey
EKY
Carex decomposita
31234100053345 Hickman Kentucky Raymond Athey
EKY
Carex decomposita
BEREA003386 Edmonson Kentucky
BEREA
Carex decomposita
TENN-V-0047753 Fayette Tennessee
TENN
Carex decomposita
TENN-V-0053566 Carlisle Kentucky
TENN
Carex decomposita
TENN-V-0047756 Montgomery Tennessee
TENN
Carex decomposita
TENN-V-0047754 Grundy Tennessee
TENN
Carex decomposita
TENN-V-0047757 Robertson Tennessee
TENN
Carex decomposita
TENN-V-0047755 Montgomery Tennessee
TENN
Carex decomposita
TENN-V-0053567 Edmonson Kentucky
TENN
Carex decomposita
TENN-V-0047758 Warren Tennessee
TENN
Carex decomposita
TENN-V-0053568 Hickman Kentucky
TENN
Carex decomposita
APSC0083785 Hart Kentucky
APSC
Carex decomposita
APSC0067552 Hart Kentucky 15 May 1991 Max Medley
APSC
Carex decomposita
APSC0037359 Robertson Tennessee 23 Jul 1944 R.E. Shanks
APSC
Carex decomposita
APSC0037357 Montgomery Tennessee 24 Jun 1950 Alfred Clebsch
APSC
Carex decomposita
APSC0059837 Hickman Kentucky
APSC
Carex decomposita
APSC0059838 Edmonson Kentucky 04 Jun 1971
APSC
Carex decomposita
APSC0076242 Hickman Kentucky
APSC
Carex decomposita
APSC0059835 Carlisle Kentucky
APSC
Carex decomposita
APSC0054902 Logan Kentucky 01 May 2016 Mason Brock
APSC
Carex decomposita
APSC0037361 Montgomery Tennessee 01 Jul 1950 Alfred Clebsch
APSC
Carex decomposita
APSC0059836 Edmonson Kentucky 01 Jan 1970
APSC
Carex decomposita
APSC0111017 White Tennessee
APSC
Carex decomposita
APSC0037356 Montgomery Tennessee 26 May 1993 Edward Chester
APSC
Carex decomposita
TENN-V-0245327 White Tennessee
TENN
Carex decomposita
UCHT035060 Hickman Kentucky
UCHT
Carex decomposita
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Plant Photos

Carex decomposita - Dwayne Estes
Carex decomposita - Dwayne Estes
Carex decomposita - Dwayne Estes
Carex decomposita - Dwayne Estes
Carex decomposita - Dwayne Estes
Carex decomposita - Dwayne Estes
Carex decomposita - Dwayne Estes
Carex decomposita - Dwayne Estes
Carex decomposita - Dwayne Estes
Carex decomposita - Dwayne Estes
Carex decomposita - Milo Pyne
Carex decomposita - Milo Pyne
Carex decomposita - Tara Littlefield
Carex decomposita - Tara Littlefield
Carex decomposita - Tara Littlefield
Carex decomposita - Tara Littlefield
Carex decomposita - Tara Littlefield
Carex decomposita - Tara Littlefield
Carex decomposita - Tara Littlefield
Carex decomposita - Tara Littlefield
Carex decomposita - Tara Littlefield
Carex decomposita - Tara Littlefield
Carex decomposita - Tara Littlefield
Carex decomposita - Tara Littlefield
Carex decomposita - Theo Witsell
Carex decomposita - Theo Witsell
Carex decomposita - Theo Witsell
Carex decomposita - Theo Witsell
Carex decomposita - Theo Witsell
Carex decomposita - Theo Witsell