| 1 | Native | Africa | Macaronesia | Portugal | Madeira Islands | | Press, J. R. & M. J. Short, eds. 1994. Flora of Madeira. |
| 1 | Native | Africa | Macaronesia | Spain | Canarias | | Arechavaleta, M. et al., coords. 2009. Lista de especies silvestres de Canarias: hongos, plantas y animales terrestres |
| 1 | Native | Africa | Northern Africa | Algeria | | n. | Quézel, P. & S. Santa. 1962-1963. Nouvelle flore de l'Algerie. Note: = Viola tricolor subsp. arvensis (Murray) Gaudin |
| 1 | Native | Africa | Northern Africa | Morocco | | | Fennane, M. et al., eds. 1999-. Flore pratique du Maroc. |
| 1 | Native | Africa | Northern Africa | Tunisia | | | Pottier-Alapetite, G. 1979-1981. Flore de la Tunisie: Angiospermes-Dicotyledones. Note: = Viola tricolor subsp. arvensis (Murray) Gaudin |
| 1 | Native | Asia-Temperate | Siberia | Russian Federation-Eastern Siberia | Eastern Siberia | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. |
| 1 | Native | Asia-Temperate | Siberia | Russian Federation-Western Siberia | Western Siberia | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. |
| 1 | Native | Asia-Temperate | Western Asia | Cyprus | | | Meikle, R. D. 1977-1985. Flora of Cyprus. |
| 1 | Native | Asia-Temperate | Western Asia | Iran | | | Khatamsaz, M. 1989. Studies on the Violaceae family in Iran. Iranian J. Bot. 4:171-182. |
| 1 | Native | Asia-Temperate | Western Asia | Turkey | | | Davis, P. H., ed. 1965-1988. Flora of Turkey and the east Aegean islands. |
| 1 | Native | Europe | Eastern Europe | Belarus | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Eastern Europe | Estonia | | | Laasimer, L. et al., eds. 1993-. Flora of the Baltic countries; compendium of vascular plants. |
| 1 | Native | Europe | Eastern Europe | Latvia | | | Laasimer, L. et al., eds. 1993-. Flora of the Baltic countries; compendium of vascular plants. |
| 1 | Native | Europe | Eastern Europe | Lithuania | | | Laasimer, L. et al., eds. 1993-. Flora of the Baltic countries; compendium of vascular plants. |
| 1 | Native | Europe | Eastern Europe | Moldova | | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. |
| 1 | Native | Europe | Eastern Europe | Russian Federation-European part | European part | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. |
| 1 | Native | Europe | Eastern Europe | Ukraine | | incl. Krym | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Middle Europe | Austria | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Middle Europe | Belgium | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Middle Europe | Czech Republic | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Middle Europe | Germany | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Middle Europe | Hungary | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Middle Europe | Netherlands | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Middle Europe | Poland | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Middle Europe | Slovakia | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Middle Europe | Switzerland | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Northern Europe | Denmark | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Northern Europe | Finland | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Northern Europe | Ireland | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Northern Europe | Norway | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Northern Europe | Sweden | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Northern Europe | United Kingdom | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southeastern Europe | Albania | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southeastern Europe | Bosnia and Herzegovina | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southeastern Europe | Bulgaria | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southeastern Europe | Croatia | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southeastern Europe | Greece | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southeastern Europe | Italy | | incl. Sardinia, Sicily | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southeastern Europe | Montenegro | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southeastern Europe | North Macedonia | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southeastern Europe | Romania | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southeastern Europe | Serbia | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southeastern Europe | Slovenia | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southwestern Europe | Andorra | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southwestern Europe | France | | incl. Corsica | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southwestern Europe | Portugal | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southwestern Europe | Spain | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 4 | Naturalized | | | | | natzd. elsewhere | Gleason, H. A. & A. Cronquist. 1991. Manual of vascular plants of northeastern United States and adjacent Canada, ed. 2 |