condition mean min max Sterile Leaflet 0.36765000000000003 0.0 1.10295 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Petiole 0.119253 0.0 0.357759 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 12.368046666666666 7.92714 17.2536