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
Lithops - Treasures of the Veld: Observations on the genus Lithops N.E.Br.
Crocuses: A Complete Guide to the Genus
The Genus Lavandula
Clematis, The Genus: A Comprehensive Guide for Gardeners, Horticulturists and Botanists
