SZELĄG, Z. Hieracium oycoviense (Asteraceae), a new pentaploid species in H. sect. Grovesiana from Poland. Phytotaxa, Auckland, New Zealand, v. 754, n. 3, p. 294–298, 2026. DOI: 10.11646/phytotaxa.754.3.4. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.754.3.4. Acesso em: 8 may. 2026.