condition mean min max Sterile Leaflet 0.639682 0.125751 1.3223 Fertile Leaflet with Sori 1.431362 0.765556 1.86196 Petiole 1.70285 1.12966 2.33834 Crozier 3.761531 0.878173 7.01445 Rhizome 1.9497233333333333 1.02302 2.52323 Root 2.494876666666667 1.07017 3.38329