Oh, you must be right. That's *not* what I was thinking of...I was thinking of a ground cover I can't remember the name of that ends in repens (no, not dichondra - it had purple flowers very like this one). Well, so I suppose I don't want to plant it, then. It was growing among the forget me nots.

It looks like Platycodon grandiflorus, balloon flower. Here is a link that might be useful: Platycodon grandiflorus, balloon flower

Cordyline 'Festival Burgundy'

Perhaps hoary vervain, Verbena stricta. Look that one up and see if it matches.