condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 1.057022 0.0 3.01715 Primary Rachis 0.024648600000000003 0.0 0.0739458 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 1.3170024 0.0605632 3.57977 Root 3.261696666666667 2.24012 5.22898