Bacchetta, Gianluigi, Marcello Cannas, and Lorenzo Peruzzi. 2014. “A New Diploid Butterwort Species (<em>Pinguicula</Em>, Lentibulariaceae) from Sardinia”.
Phytotaxa
186 (5):279–286. https://doi.org/10.11646/phytotaxa.186.5.5.