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Dalea purpurea (Purple prairie clover)

Here's a favorite flower of Colleen Schuetz, head horticulturist of the Lurie Garden in Millennium Park. Why she likes it: It's a true native Illinois prairie plant, has a vibrant pink flower, has deep tap roots and can tolerate drought. About Dalea purpurea: Purple prairie clover begins... Mark Tomaras, Handout