Viola hortensis

Viola hortensis or 'Viola tricolor'' var. hortensis''' may refer to:
 * Viola tricolor (synonyms: Viola tricolor var. hortensis DC., Viola hortensis (DC.) Rouy & Foucaud )
 * Viola × wittrockiana (synonyms: Viola hortensis hort. ex Steud., Viola hortensis Wettst. , Viola tricolor var. hortensis Groenland & Rümpler )
 * Viola odorata (synonym: Viola hortensis Schur )