Die Natürlichen Pflanzenfamilien Nebst Ihren Gattungen Und Wichtigeren Arten, Insbesondere Den Nutzpflanzen, Unter Mitwirkung Zahlreicher Hervorragender Fachgelehrten Begründet, Volumes 2-4

This monumental work is the culmination of the botanical research of some of the most important botanists of the nineteenth century. Spanning four volumes, it covers the natural plant families and their genera and species, with special attention given to the plants that are useful to humans. The level of detail and accuracy in the descriptions and illustrations is remarkable, and this book remains a classic reference work for botanists today.
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