Book ID: 109995
                                                            
                                                            
                                                                
                                                                    
Rickard, Martin
                                                                    
                                                                
                                                            
                                                                Polypodium Cultivars and Species. 2019. (Brit. Pteridolog. Soc., Special Publication 16). ca 400 figs. VI,320 p.
                                                            
                                                            
                                                                                                                            
                                                                    A review of all known species worldwide. - A comprehensive study of the genus Polypodium. The author gives well-written descriptions of each species and cultivar worldwide, illustrated with excellent photographs. All known species, hybrids and cultivars of Polypodium worldwide are included and the true identities of many are discussed in detail.