Twenty-five species of the genus Paeonia are documented in these pages, including 40 subspecies and varieties. Also included herein is the closely related genus Glaucidium. With only two species, it will be of intense interest to peony fanciers. Waddick provides valuable information on growing peony species, with a full account of soil considerations, hardiness, propagation, and diseases and pests. The text is graced with stunning botanical paintings. Sponsored by the Heartland Peony Society, which helped fund its publication, The Genus Paeonia is a rare work of beauty, science, and practical value.