condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.114826 0.0 0.344478 Primary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.8860293333333333 0.340043 1.63979 Root 9.875156666666665 7.5751 12.3964