condition mean min max Sterile Leaflet 0.11101733333333334 0.0 0.333052 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Root 5.125502 0.0 14.8952