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Common Name: Prairie Cordgrass

Other Names: Sloughgrass, Ripgut Grass

Species Name: Spartina pectinata

Plant Type: Grasses & Grass-like

Family Name: Poaceae, Grass Family

Tribe: Cynodonteae, Gramagrass Tribe



Plant Facts  
Origin Native
Duration Perennial
Season Warm
Distribution in the U.S. Throughout the country except the extreme southeast and southwest
Distribution in Oklahoma Center of the state



ID Characteristics

  • Field Identification Characteristics


    • Broad leaves; coarse, sharp leaf edges
    • Hick base with rigorous rhizomes


    • Elongated, flattened see heads with prominent serration
    • Branches erect holding seed heads against or near to stem
  • Leaf and Stem Characteristics
    • Plant Height: 100-200 centimeters
    • Ligule Type: Ciliate
    • Sheath: Glabrous
    • Leaves: Cauline
  • Floral Characteristics
    • Inflorescence Type: Spike
    • Florets Per Spikelet: 1
    • Glumes: Unequal



Soil Type Moist to wet, rich soil
Habitat Wet soils of marshes, wet meadows and ditches
Successional Stage Late


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