condition mean min max 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 0.49509333333333333 0.0 1.48528 Rhizome 0.69543 0.0 2.08629 Root 66.85336133333332 0.0 200.015