ZHOU, J.; WEI, J.; NIU, J.; LIU, X.; LIU, Z. Molecular phylogenetics of Pterocyclus (Apiaceae) based on nrDNA ITS sequences: revised circumscription with a restored species. Phytotaxa, Auckland, New Zealand, v. 498, n. 2, p. 131–138, 2021. DOI: 10.11646/phytotaxa.498.2.6. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.498.2.6. Acesso em: 6 dec. 2025.