Bibliographical Index to North American Botany; or Citations of Authorities for all the recorded Indigenous and Naturalized Species of the Flora of North America with A Chronological Arrangement of the Synonymy, Part I: Polypetalae (all published)

Pp. vi, 476, (index). Later blue cloth, spine lettered in gilt and with gilt panel lines, lg 8vo. Smithsonian Miscellaneous Collections, no. 258. This is the complete work; no other parts were ever published. This is a detailed taxonomic guide to all groups within the Polypetalae.