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 0.11441899999999999 0.0 0.343257 Rhizome 0.11139733333333333 0.0 0.334192 Root 7.001933333333334 0.0 21.0058