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 0.032771133333333334 0.0 0.0983134 Root 1.9826276666666667 0.535003 4.22389