condition mean min max Sterile Leaflet 0.770947 0.0 2.13682 Fertile Leaflet with Sori 0.16229766666666667 0.0 0.315708 Primary Rachis 0.33952 0.0 1.01856 Petiole 2.9579500000000003 0.0 7.81165 Root 2.78961 0.0 8.36883