condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 2.4516999999999998 1.28372 4.5108 Petiole 0.9155946666666667 0.0 2.6579 Crozier 0.0 0.0 0.0 Rhizome 1.9814843333333334 0.537253 3.68733 Root 4.39409 2.62223 6.19539