LANDRETH, David, agriculturist, born in Philadelphia in 1802; died in Bristol, Pennsylvania, 22 February, 1880. He was the son of David Landreth, an English farmer, who emigrated to the United States in 1783. After receiving an education in private schools he joined his father in the nursery business. He was a member of various public organizations, one of the founders of the Pennsylvania horticultural society in 1827, and its corresponding secretary from 1828 till 1836, and president of the Society for the promotion of agriculture. He published the " Illustrated Floral Magazine" in 1832, was the author of numerous fugitive articles on agricultural and horticultural subjects, and edited, with additions, Johnson's "Dictionary of Modern Gardening" (Philadelphia, 1847).