condition mean min max Sterile Leaflet 1.6502653333333333 0.525836 2.59068 Fertile Leaflet with Sori 5.153001 0.496213 8.69664 Petiole 2.35588 1.6836 3.60715 Crozier 1.2557506666666667 0.849482 1.76783 Rhizome 2.143656 0.71191 4.77634 Root 1.917127 0.939622 3.84944