The Ultimate Cyclamen Handbook: Easy-to-Follow Strategies for Growing and Caring for Stunning Cyclamen Plants Indoors and Outdoors
Daylilies: The Wild Species and Garden Clones, Both Old and New, of the Genus Hemerocallis
Daphne: The Genus in the Wild and in Cultivation
The Genus Lavandula
Clematis, The Genus: A Comprehensive Guide for Gardeners, Horticulturists and Botanists
The Genus Galanthus: A "Botanical Magazine" Monograph
