Porter Cemetery in Bush Wild Life Area. I have driven by this but didn't even notice until a sign was put up. When the trees are leafed out you would miss it. The cemetery has a Boone Duden Historical Society sign.
See (
visit link) for the Boone Duden Historical Society.
A Google search yielded this information.
(
visit link)
Porter, Susanna 5 Oct 1873 wife of Richard 79y 6m 15d
Yohn, Sarah A. 25 Mar 1865 21y 9m 17d wife of John (nee Porter)
I think there are others buried there but there isn't any readable headstones.