Dotted blazing star
A perennial forb with light purple flowers on an unbranched, thick, spike-like main stalk. Dotted blazing star can grow 8 to 40 in tall and is often found in upland prairies.
The name "Dotted" blazing star can be understood best by looking closely at the leaves with a hand lens or a magnifying glass, where you will see many glandular, translucent dots. Dotted blazing star has become a popular plant for gardeners in midwestern states and for floral arrangements.