condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Petiole 0.012536366666666666 0.0 0.0376091 Root 12.384168666666666 0.0 37.0342