condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.244752 0.0 0.734256 Petiole 2.23661 0.0 6.70983 Crozier 0.24377800000000002 0.0 0.731334 Rhizome 2.6567266666666667 0.0 7.97018 Root 0.38243733333333335 0.0 0.963484