condition mean min max Sterile Leaflet 0.12615133333333334 0.0 0.378454 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Rhizome 3.6816699999999996 0.0 8.42743 Root 6.090963 0.811689 10.4169