condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 13.268423333333333 4.38137 30.1999 Petiole 0.0 0.0 0.0 Crozier 0.12438300000000001 0.0 0.373149 Rhizome 0.0 0.0 0.0 Root 0.05329133333333333 0.0 0.159874