condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.013799333333333332 0.0 0.041398 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.005824733333333333 0.0 0.0174742 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 14.476033333333334 0.3836 21.8273