condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.829107 0.284833 1.43079 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.08159166666666666 0.0 0.244775 Crozier 0.0 0.0 0.0 Root 8.036386666666667 4.24654 12.4298