Liatris

scaly blazing starLiatris squarrosa · Flowering plantsPhoto © Kate Goodenough · CC BY-NC 4.0Early July to mid-September, middle week Jul 19–25prairie blazing starLiatris pycnostachya · Flowering plantsPhoto © Brent Franklin · CC BY-NC 4.0Early July to mid-September, middle week Jul 26 – Aug 1dense blazing starLiatris spicata · Flowering plantsPhoto no rights reserved, uploaded by Dale Knox · CC0 1.0Early July to mid-September, middle week Aug 2–8devil's biteLiatris scariosa · Flowering plantsPhoto © dogtooth77 · CC BY-NC-SA 4.0Late July to late September, middle week Aug 23–29rough blazing starLiatris aspera · Flowering plantsPhoto © aarongunnar · CC BY 4.0

Missing records do not mean a species is absent.