Plants of the World. An Illustrated Encyclopedia of Vascular PlantsPlants of the World. An Illustrated Encyclopedia of Vascular Plants, By M. J. M. Christenhusz, M. F. Fay, and M. W. Chase. 2017. Kew Publishing, Royal Botanic Gardens, Kew, United Kingdom and The University of Chicago Press, Chicago, IL. 816 pp. ISBN 978-1-84246-6346 (hardcover). Price $95.00, hardcover illustrated edition; $76, Kindle edition