condition mean min max Sterile Leaflet 7.908645 0.701345 20.4488 Fertile Leaflet with Sori 4.5134543 0.0734959 13.0272 Primary Rachis 4.745254266666667 0.0660728 9.95914 Petiole 1.6442853333333332 0.0 4.49771 Root 0.540968 0.0 1.04187