condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.095866 0.0 0.287598 Rhizome 0.5010196666666666 0.0 0.815913 Root 57.79266666666666 41.7088 75.0175