- Geological Text-Book, for Aiding the Study of North American Geology: Being a Systematic Arrangement of Facts Collected by the Author and His Pupils
- North American Botany: Comprising the Native and Common Cultivated Plants, North of Mexico. Genera Arranged According to the Artificial and Natural Methods
- E.'s Geological Note Book for the Troy Class of 1841.
- Manual of Botany, for North America: Containing Generic and Specific Descriptions of the Indigenous Plants and Common Cultivated Exotics, Growing Nort
- North American Botany: Comprising the Native and Common Cultivated Plants, North of Mexico. Genera Arranged According to the Artificial and Natural Methods