On Certain Fossil Plant Remains in the Iowa Herbarium

On the Campus: Addresses Delivered at Various Times Before University and College Audiences

Lessons in Elementary Botany for Secondary Schools

The North American Slime-moulds: A Descriptive List of All Species of Myxomycetes Hitherto Reported from the Continent of North America, with Notes on Some Extralimital Species

The Botany of Shakespeare: A Paper Read Before the Contemporary Club, Davenport, Iowa, 1899

A Key to the More Common Species of Native and Cultivated Plants Occurring in the Northern United States: To Accompany Macbride's Lessons in Botany

The Folk-lore of Plants: An Address Read Before the Iowa Anthropological Society, November 26th, 1909

Culture and Women's Clubs: An Address Before the Minnesota Federation of Women's Clubs, Minneapolis, February, 12, 1916

In Cabins and Sod-houses

The North American Slime-moulds: Being a List of All Species of Myxomycetes Hitherto Described from North America, Including Central America