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Hieracia balcanica XV. Taxonomic and nomenclatural notes on Hieracium pilosissimum and H. divaricatum, with remarks on the H. heldreichii aggregate (Asteraceae)

. Phytotaxa [Internet]. 2018 Jun. 13 [cited 2025 Dec. 6];356(1):81–90. Available from: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.356.1.7