condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.4654433333333334 0.0 1.39633 Rhizome 0.5638540000000001 0.0 1.30736 Root 4.412170000000001 1.10801 6.33764