condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 2.517569 0.934707 4.71846 Petiole 0.0 0.0 0.0 Crozier 2.207343333333333 1.07712 4.40467 Rhizome 0.0735827 0.0 0.16205 Root 0.07075936666666667 0.0318691 0.11984