No idea, HD. Hopefully somebody can tell you. Jogee might can help. He has a lot of savvy in the botany field, but there's a lot of difference in plant life between western Canada and the southeatern U.S.
Thanks GA .Yellow toad flax is toxic to cattle and someone around here said that is what it is but I can't confirm and I really need the county to get their but in gear and spray before it spreads further into my pasture and crop area.