condition mean min max Sterile Leaflet 0.0182251 0.0 0.0546753 Mature Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0153613 0.0 0.0460839 Rhizome 0.09688833333333334 0.0 0.290665 Stolon 0.04762266666666667 0.0 0.142868 Stolon with Root 8.626342 0.340676 15.5437