HÆGGSTRÖM, C.-A. Rumex thyrsiflorus in the Åland Islands, SW Finland. Memoranda Societatis pro Fauna et Flora Fennica, [S. l.], v. 96, p. 48–56, 2020. Disponível em: https://journal.fi/msff/article/view/100031. Acesso em: 21 nov. 2024.