Records of the United States Exploring Expedition, 1838-1842. Archives of the Gray Herbarium, Harvard University. https://id.lib.harvard.edu/ead/gra00016/catalog Accessed December 15, 2019
To request materials for use in the Botany Libraries reading room, go to the HOLLIS catalog record and click on the Request Item button . Please be sure to include the full Item Identifier in your request.