condition mean min max Sterile Leaflet 4.20295 4.10782 4.27287 Fertile Leaflet with Sori 4.22956 3.89018 4.67997 Petiole 2.82856 2.60651 3.24539 Rhizome 3.7433199999999998 2.79618 4.53637 Root 2.6840466666666667 2.06769 3.33412