Photos below are Campanulastrum americana / Tall Bellflower, a Carolinian native listed as “common” in Hamilton (Ontario) area in Michael Oldham’s ‘List of the Vascular Plants of Ontario’s Carolinian Zone (Ecoregion 7E)’ (link opens in new tab) . Formerly known as Campanula americana and recently assigned its own genus Campanulastrum, this is an unusual bellflower, READ MORE