The only book available on this horticulturally interesting group of plants. It covers the origins of these plants, the history of the genus, systematic keys, artificial hybrids, cultivation and propagation, and pests and diseases. Extensive appendices by David Hunt include notes on the names of the specicies and interspecific hybrids and field notes from a Brazil. Nigel Taylor and Daniela Zappi contribute an appendix on the herbarium records. The book includes many colour photographs of the wide range of forms now available in cultivation. |