Source: Raab-Straube, E. von & Henning, T. (2018+): Violaceae. – In: Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity.
Viola henriquesii (Cout.) W. Beckerin Österr. Bot. Z. 56: 190. 1906
Euro+Medendemic: PortugalnativeA; Spain, with Gibraltar and Andorra (SpainnativeA)
Bibliography
A.Magrini, S. & Scoppola, A. 2015: Further studies in Viola Sect. Melanium (Violaceae). Identity and typification of Viola nana and V. henriquesii, two neglected European Atlantic taxa. – Phytotaxa 230: 259-266
