condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0074036 0.0 0.0222108 Petiole 0.0150193 0.0 0.0450579 Crozier 0.0 0.0 0.0 Rhizome 0.7728666666666667 0.416803 1.31014 Root 2.9472516666666664 0.767585 6.16416