Campanula elegans

About

Campanula rapunculoides, known by the common names creeping bellflower, rampion bellflower, rover bellflower, garden bluebell, creeping bluebell, purple bell, garden harebell, and creeping campanula, is a perennial herbaceous plant of the genus Campanula, belonging to the family Campanulaceae. Native to central and southern Europe and west Asia, in some parts of North America it is an extremely invasive species.

Summary from Wikipedia