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 0.020299566666666668 0.0 0.0608987 Root 2.1396496666666667 0.0 5.80198