PRAJS, Bożena. Orobanche purpurea on its newly discovered site near Zatoń Dolna (NW Poland): the problem of protection of a threatened parasitic plant species. Biodiversity: Research and Conservation, [S. l.], v. 17, p. 33–38, 2011. DOI: 10.2478/v10119-010-0018-y. Disponível em: https://pressto.amu.edu.pl/index.php/biorc/article/view/v10119-010-0018-y. Acesso em: 18 jul. 2024.