viola tricolor(n = noun.plant) heartsease, johnny-jump-up, love-in-idleness, pink of my john, wild pansy - a common and long cultivated European herb from which most common garden pansies are derived;
is a kind of viola

genus viola, holocanthus tricolor, ipomoea tricolor, sparaxis tricolor, steganopus tricolor, tricolor, tricolor television tube, tricolor tube, viola, viola arvensis, viola blanda, viola canadensis, viola canina, viola clef, viola conspersa, viola cornuta, viola d'amore, viola da braccio, viola da gamba, viola ocellata, viola odorata, viola pedata, viola pubescens, viola reichenbachiana, viola rostrata, viola striata, viola sylvatica, viola tricolor hortensis