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Extension

Common Name: Catclaw Sensitivebriar
Other Names: Nuttall’s Sensitivebriar
Species Name: Mimosa quadrivalvis
Plant Type: Legume
Family Name: Mimosaceae, Mimosa Family

 
Plant Facts 
OriginNative
DurationPerennial
Distribution in the U.S.Central portion; South Dakota, Iowa, Illinois, Texas and Louisiana
Distribution in OklahomaWestern two-thirds of the state

ID Characteristics

  • Field Identification Characteristics

    Vegetative

    • Stout recurved prickles on stem and branches
    • Pinnately compound leaves with numerous leaflets
    • Leaflets fold when touched

    Floral

    • Flowers pink, fuzzy spheres
  • Leaf and Stem Characteristics
    • Leaf Type: Compound, 2-pinnately
    • Leaf Arrangement:Alternate
    • Leaf Shape: Elliptic to oblong
    • Stipules: Present
  • Floral Characteristics
    • Petal Number: 5, fused
    • Flower Color:Pink or rose-purple
    • Flower Timing: April-September
    • Fruit Type: Legumes
 
Habitat/Ecology 
Soil TypeDry, well-drained or rocky or sandy soil
HabitatDry, rocky sites of prairies and open woodlands; soils of roadsides and logged areas
Successional StageAll