I am including in this list the trees found within a radius of 30 to 40 miles, which, therefore, includes some trees on the Wisconsin side of Mississippi river, especially a few species found near Muscoda and the mouth of Kickapoo river. I have also listed a few evergreen shrubs.
Proceedings of the Iowa Academy of Science
©1921 Iowa Academy of Science, Inc.
Pammel, L. H.
"Trees of the Proposed Mississippi Valley National Park,"
Proceedings of the Iowa Academy of Science, 28(1), 265-267.
Available at: https://scholarworks.uni.edu/pias/vol28/iss1/44