condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 5.449222333333333 0.168997 10.7798 Primary Rachis 0.071389 0.0 0.214167 Petiole 7.947 0.0 23.841 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.42792 0.0 1.28376