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Extension

Plant Profile 
FYUSE 3d Image

Common Name: Splitbeard Bluestem
Other Names: Paintbrush Bluestem
Species Name: Andropogon ternarius
Plant Type: Grasses & Grass-like
Family Name: Poaceae, Grass Family
Tribe: Andropogoneae, Bluestem Tribe

Plant Facts 
OriginNative
DurationPerennial
SeasonWarm
Distribution in the U.S.Southeastern quarter, from New Jersey to Florida and west into Kansas and Texas
Distribution in OklahomaEastern two-thirds of the state

ID Characteristics

  • Field Identification Characteristics

    Vegetative

    • Distinguishing reddish-brown foliage
    • Bunch grass
    • Curly basal leaves

    Floral

    • Silvery white seed head with rominet wispy hairs
    • Head splits into two branches at maturity
  • Leaf and Stem Characteristics
    • Plant Height: 70-120 centimeters
    • Ligule Type: Fimbriate-membranous
    • Sheath: Glabrous or villous
    • Leaves: Basal
  • Floral Characteristics
    • Inflorescence Type: Rame
    • Florets Per Spikelet: 2
    • Glumes: Equal
Habitat/Ecology 
Soil TypeWell-drained sand, sandy loam
HabitatPrairies, woods and cutover woodland pastures
Successional StageMid