condition mean min max Sterile Leaflet 1.836402 0.0 5.30766 Fertile Leaflet with Sori 3.1883166666666667 0.0 8.19303 Primary Rachis 1.3562362666666667 0.0404348 3.83835 Petiole 0.9881179999999999 0.0 2.58539 Root 0.42208 0.0 1.26624