condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.33310833333333334 0.0 0.999325 Rhizome 0.0 0.0 0.0 Root 5.179433333333333 0.0 15.5383