condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Rhizome 2.08035 0.0 6.24105 Root 0.7904966666666667 0.0 2.37149