condition mean min max Sterile Leaflet 7.31821 6.09582 9.46611 Fertile Leaflet with Sori 9.559733333333334 8.29258 10.7497 Petiole 0.9215493333333333 0.515321 1.30261 Rhizome 0.614576 0.500348 0.784851 Root 0.918899 0.372065 1.69031