Domínguez, Y., Panfet Valdés, C.M. and de Miranda, V.F.O. 2015.

Pinguicula filifolia subsp. alba (Lentibulariaceae), a new subspecies with an extremely restricted distribution in Pinar del Río, Cuba

. Phytotaxa. 158, 1 (Dec. 2015), 85–92. DOI:https://doi.org/10.11646/phytotaxa.158.1.6.