condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 2.0208166666666667 0.0 4.14131 Primary Rachis 0.010497399999999999 0.0 0.0314922 Petiole 0.04105533333333333 0.0 0.123166 Root 0.0 0.0 0.0