condition mean min max Sterile Leaflet 0.12004433333333332 0.0 0.360133 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0132633 0.0 0.0397899 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 11.120383333333333 4.16115 16.9676