condition mean min max Sterile Leaflet 0.079659 0.0 0.238977 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Petiole 0.046024333333333334 0.0 0.138073 Root 50.61773933333333 0.0 151.564