condition mean min max Sterile Leaflet 1.0858173333333334 0.410972 1.6338 Fertile Leaflet with Sori 0.8658736666666667 0.0 1.93901 Rhizome 1.6204990000000001 0.422947 3.00505 Root 0.5419860000000001 0.0 1.39474