It runs all the way down, flanking both sides. I pretend it's a moat for protection. So lush in some places it's difficult to not touch with your car as you drive along.
That sucks. Usually poison sumac only grows in very wet areas. I had a dendrology professor who said (paraphrasing) "you'll know if it's poison sumac if your feet are wet". Biology never follows rules though, so who knows.