condition mean min max Sterile Leaflet 0.439765 0.0 0.951644 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 5.022267333333334 0.810472 7.4504