condition mean min max Sterile Leaflet 0.962027 0.0 2.51288 Fertile Leaflet with Sori 3.1595400000000002 0.0 5.04091 Primary Rachis 1.08009 0.0 2.0582 Petiole 1.2012546666666666 0.589501 2.21655 Crozier 0.1872113333333333 0.0 0.366903 Rhizome 0.071448 0.0 0.214344 Root 0.220976 0.0 0.538415