condition mean min max Sterile Leaflet 1.048621 0.346178 2.08033 Fertile Leaflet with Sori 0.602239 0.479193 0.806442 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.097753 0.025961 0.144876 Petiole 0.0 0.0 0.0 Crozier 3.01809 1.55118 5.86516 Root 0.041651933333333335 0.031773 0.0591572