Name: Leslieray Hurlburt Sacramento California (Zone 9b)
OOps! (Dictammus) What I mean to ask @eclayne@bonehead is this White Snakeroot (Ageratina altissima var. altissima 'Chocolate')? I have no tag for this one and it looks like yours I think.
Hamilton Square Garden, Historic City Cemetery, Sacramento California.
Name: Evan Pioneer Valley south, MA, USA (Zone 6a)
Looks like a match to me Leslieray. By the time mine blooms, late September to early October, It's pretty much stopped producing new leaves like yours is.
