condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Petiole 0.009831966666666666 0.0 0.0294959 Root 9.399730666666667 0.089502 25.0067