condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 185.01266666666666 0.0 445.303 Primary Rachis 0.6871813333333333 0.0 1.2578 Petiole 0.38805 0.0 1.16415 Crozier 0.0 0.0 0.0 Rhizome 0.607077 0.0 1.08478 Root 0.611598 0.0 0.959956