This native shrub grows to 10 feet tall, usually with several stems from its base (D). It spreads by seed or lateral root sprouts. The compound leaves have up to 20 oval leaflets arranged alternate, but sometimes opposite on the leaf stalk (A). The deep purple flowers with bright orange stamens are crowded on erect clusters (racemes). They are sweetly fragrant and provide a striking color display when in bloom (B). The fruit is a sticky, greenish brown legume (C).
Grows in various habitats, including prairies, flowering in May and June. At Neale Woods, uncommon in Knull Prairie.
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