condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 2.705772 0.480606 4.68217 Primary Rachis 0.0083932 0.0 0.0251796 Secondary Rachis 0.019855233333333333 0.0 0.0595657 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.010780166666666667 0.0 0.0323405