Vegetation and Flora of the Sand Deposits of the Mississippi River Valley in Northwestern Illinois. Illinois Natural History Survey Bulletin, Champaign, IL, v. 37, n. 1-6, p. 191–238, 2006. DOI: 10.21900/j.inhs.v37.122. Disponível em: https://iopn.library.illinois.edu/journals/inhs/article/view/122.. Acesso em: 18 may. 2024.