condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.06673 0.0 0.20019 Crozier 0.0 0.0 0.0 Rhizome 2.2857166666666666 0.0 6.85715 Stolon 0.0 0.0 0.0 Stolon with Root 0.24680266666666667 0.158197 0.408799