GONELLA, P. M.; RIVADAVIA, F.; SANO, P. T. Re-establishment of Drosera spiralis (Droseraceae), and a new circumscription of D. graminifolia. Phytotaxa, Auckland, New Zealand, v. 75, n. 1, p. 43–57, 2012. DOI: 10.11646/phytotaxa.75.1.4. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.75.1.4. Acesso em: 5 dec. 2025.