What's the medical term for "praire verbena"? praire vrbena-(you know) grows in small clusters is small it's self...

praire vrbena-(you know) grows in small clusters is small it's self and is purple. Also it would be nice of you to report to me things you know about the texas abandoned flower.
Answers:    Verbena bipinnatifida
It's a commom wildflower from Mississippi to Arizona. There are some drought resistant types available.