johnny-jump-up

(noun) a common and long cultivated European herb from which most common garden pansies are derived. Synonyms: wild pansy, Johnny-jump-up, heartsease, love-in-idleness, pink of my John, Viola tricolor.

(noun) common violet of the eastern United States with large pale blue or purple flowers resembling pansies. Synonyms: bird's-foot violet, pansy violet, Johnny-jump-up, wood violet, Viola pedata.