Echinacea atrorubens, called the Topeka purple coneflower, is a North American species of plants in the sunflower family. It is native to eastern Kansas, Oklahoma, and eastern Texas in the south-central United States. It is found growing in dry soils around limestone or sandstone outcroppings and prairies.
Echinacea atrorubens is a perennial herb up to 90 cm (3 feet) tall with elongate-turbinate roots that are sometimes branched. The stems and foliage are usually hairy with appressed to ascending ...