condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 0.13234666666666667 0.0 0.39704 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.63325 0.0 1.89975 Crozier 0.0 0.0 0.0 Rhizome 4.646916666666667 1.07911 7.65712 Stolon 0.0 0.0 0.0 Stolon with Root 0.0 0.0 0.0