Call number: PSPA Folio QK 112 LB 37 1821 (3v.)

Author: William Barton
Title: Flora of North America
Date: Philadelphia, 1821-23

Description: Hand-colored engraving of the Prunella Pennsylvanica, from Dr. William Barton’s A Flora of North America (Philadelphia: Carey & Lea, 1821-23). Barton, a professor of botany at the University of Pennsylvania, drew the plants he describes in this book from nature. (click on image for detailed view).