condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.07341433333333333 0.0 0.220243 Rhizome 0.0 0.0 0.0 Root 2.975033333333333 1.67122 4.72441