condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.11007066666666666 0.0 0.330212 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.396263 0.0 0.849304 Root 72.82747333333333 0.0 208.779