The Collaborative International Dictionary
                    Gatherable
                    
                        
                
                                                                    Gatherable \Gath"er*a*ble\, a.
   Capable of being gathered or collected; deducible from
   premises. [R.] 
--Godwin.
Wiktionary
                    gatherable
                    
                        
                
                                                                    a. Capable of being gathered or collected; deducible from premises.