Additional references

• Tutin, T.G., Heywood, V.H., Burges, N.A., Moore, D.M., Valentine, D.H., Walters, S.M. & Webb, D.A. (eds.) 1968. Flora Europaea. Volume 2: Rosaceae to Umbelliferae. Cambridge University Press, Cambridge (UK), xxvii + 455 pp, ISBN 0-521-06662-X. Reference page. 

• Meikle, R.D. 1977. Flora of Cyprus. Volume One (Pinaceae to Theligonaceae). XII, 832 pp. Bentham-Moxon Trust & Royal Botanic Gardens Kew, London 1977. ISBN 0-9504876-3-5 Reference page. 

• Davis, P.H., Mill, R.R. & Tan, K. (eds.) 1988. Flora of Turkey and the East Aegean Islands. Vol. 10 (Supplement). Edinburgh University Press, Edinburgh, xxi + 590 pp., ISBN 0-85224-559-9. Reference page. 

• Dimopoulos, P., Raus, Th., Bergmeier, E., Constantinidis, Th., Iatroú, G., Kokkini, S., Strid, A. & Tzanoudakis, D. 2013. Vascular Plants of Greece: An Annotated Checklist. Englera 31: 1–368. Reference page. 

Links

• Govaerts, R. et al. 2019. Viola alba in Kew Science Plants of the World online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published on the internet. Accessed: 2019 December 1.

• Hassler, M. 2019. Viola alba. World Plants: Synonymic Checklists of the Vascular Plants of the World (2019). In: Roskov Y., Abucay L., Orrell T., Nicolson D., Bailly N., Kirk P., Bourgoin T., DeWalt R.E., Decock W., De Wever A., Nieukerken E. van, Zarucchi, J., Penev L., eds. 2019. Species 2000 & ITIS Catalogue of Life. Published on the internet. Accessed: 2019 December 1.

• International Plant Names Index. 2019. Viola alba. Published online. Accessed 1 December 2019.