condition mean min max Sterile Leaflet 0.010504733333333334 0.0 0.0315142 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 0.0 0.0 0.0 Rhizome 0.0114461 0.0 0.0343383 Root 3.1863989999999998 0.147507 6.19103