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×Polascontria (Cactaceae), a nothogenus that represents the gene flow between Escontria and Polaskia

. Phytotaxa [Internet]. 2017 Feb. 8 [cited 2025 Dec. 6];295(2):141–158. Available from: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.295.2.3