|Publisher:||Bloomings Books Pty Ltd|
|Published:||1 October, 2007|
|Links||Australian Libraries (Trove)|
All 34 species are covered plus its varieties. There are habitat photographs for all - normally 5 photos for each plant and two pages of text. Cultivation covers growing in the garden and in pots as well as pests, diseases and propagation. Additional chapters cover hybrids and identification. A comprehensive appendix includes the current cultivar and species names as well as invalids and synonyms. The only book which deals exclusively and extensively with the genus.