The "pom-poms" are made up of several smaller bell-shaped flowers ... purple loosestrife looks like a vibrant purple flower, it is actually a weed. And, as if being a weed wasn't bad enough ...
The grape hyacinth is a common plant – or weed depending on who you ask - found in Oklahoma but there is some dissention because some see the purple flower as nothing more than a weed to get rid of ...