Polygala helenae SynonymySource: Raab-Straube, E. von (2018+): Polygalaceae. – In: Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity.Polygala helenae Greuter in Boissiera 13: 65. 1967ContentDistribution Bibliography Distribution ● Gr Euro+Med endemicA: Greece nativeA,B Bibliography A. Greuter, W., Burdet, H. M. & Long, G. 1989: Med-Checklist 4. – Genève & Berlin B. Dimopoulos, P., Raus, Th., Bergmeier, E., Constantinidis, T., Iatroú, G., Kokkini, S., Strid, A. & Tzanoudakis, D. 2013: Vascular Plants of Greece. An annotated checklist. – Englera 31
