HARMES, Vernon L.; DUNBAR, Richard M. The Silky Milkweed in Saskatchewan. Blue Jay, [S. l.], v. 47, n. 1, 1989. DOI: 10.29173/bluejay4961. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/4961. Acesso em: 20 apr. 2024.