condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 5.125241 0.0 15.1305 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.04183043333333333 0.0 0.0683296 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.019486800000000002 0.0 0.0584604