Campanulastrum americanum is a biennial native to eastern North America, growing 3-6 feet tall. It features distinctive blue, star-shaped flowers with a prominent style,.
Above information is sourced from Wikipedia
© J.W.Baker (CC-BY-NC)
© Sonlight
© (c) William J. Deml, some rights reserved (CC BY)
© Robin Kieckhaefer
© (c) Y. Liu, some rights reserved (CC BY)