This engraved printing plate was prepared to print the image "Haplopetalon Richii" for the publication "United States Exploring Expedition, During the Years 1838, 1839, 1840, 1841, 1842," Volume 15, Botany - Panerogamia - Atlas, Plate 76, in the edition Philadelphia : C. Sherman & Son, 1856. The plate images were engraved by W. H. Dougal after Issac Sprague.
Our collection database is a work in progress. We may update this record based on further research and review. Learn more about our approach to sharing our collection online.
If you would like to know how you can use content on this page, see the Smithsonian's Terms of Use. If you need to request an image for publication or other use, please visit Rights and Reproductions.