Botanical name: Campanula rapunculus
Campanula rapunculus is a herbaceous annual or biennial *, commonly called "Rapunzel" or "Devil's claw".
Spread across much of the Italian territory, the turnip produced by Rapunzel, namely the root stock, is edible. In the popular cuisine it is eaten raw or cooked.
Between May and September the Campanula rapunculus turns giving a beautiful pale blue bloom.
* Although this variety is classified as a biennial, the plant is able to self-reproduce by seed.