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 [Internet]. 2021 Apr. 28 [cited 2025 Dec. 6];498(2):131–138. Available from: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.498.2.6