Product Description: With the increased taxonomic stability and uniformity brought about by such authoritative synonymy, the entire flora of North America can now be viewed as a whole for comparison with the floras of other areas of the world. In all, more than 55,000 species of vascular plants in 255 families, are fully treated...read more

Product Description: Scientific study of Ohio's plant life began in the late eighteenth century, and the first catalog of Ohio's vascular plants was published in 1860. The most recent catalog, published in 1932, has understandably become outdated.Now Tom S...read more

Drawings and detailed descriptions help in the identification of various species of trees commonly found in North America. (view table of contents)

Product Description: Explores the essential yet overlooked role of ordinary women in the abolitionist movement.