FERNALD, M. L. Critical Plants of the Upper Great Lakes Region of Ontario and Michigan. Indian Forester, [S. l.], v. 62, n. 4, p. 233–233, 1936. DOI: 10.36808/if/1936/v62i4/20966. Disponível em: https://indianforester.co.in/index.php/indianforester/article/view/20966. Acesso em: 29 oct. 2025.