Liatris squarrosa

Liatris squarrosa (L.) Michx. Engl.: rattlesnake master, blazing star, scaly blazing star. Bot. syn.: Lacinaria squarrosa (L.) Hill, Liatris compacta (Torr. & Gray) Rydb., Liatris glabrata Rydb., Liatris hirsuta Rydb.