Property:Exostome development A Text property defining a single value. Structure: exostome Character: development A phenology property A subproperty of peristome A Part of peristome Types of exostome development None. Parts of exostome development None. Usage3previous 5,0002050100250500next 5,000FilterShowing 3 pages using this property.SSanionia nivalis +specialized +Sanionia orthothecioides +specialized +Sanionia symmetrica +specialized + Category: Phenology