Property:Basal duration A Text property defining a single value. Structure: basal Character: duration A phenology property Types of basal duration None. Parts of basal duration None. Usage5previous 2502050100250500next 250FilterShowing 5 pages using this property.FFilipendula +persistent +Filipendula occidentalis +persistent +Filipendula rubra +persistent +Filipendula ulmaria +persistent +Filipendula vulgaris +persistent + Category: Phenology