condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 2.92613 0.0 8.77839 Primary Rachis 2.14237 0.0 6.42711 Petiole 0.11463633333333334 0.0 0.343909 Root 0.0 0.0 0.0