Polygala nicaeensis subsp. peninsularis Arrigoni

Polygala nicaeensis subsp. peninsularis Arrigoni, Inform. Bot. Ital. 46: 246. 2014 Type. Italy. “ Prov. Di Firenze, Mugello Giovigiana, suolo argill. - siliceo, alt. m. 700–900, 6 June 1922, A. Fiori s. n. (holotype: FI 007309!) Based on the morphological features of the holotype, P. nicaeensis subsp. peninsularis is confirmed as a subspecies endemic to Peninsular Italy (Arrigoni 2014), although considered as taxonomically doubtful by Bartolucci et al. (2024).