condition mean min max Sterile Leaflet 0.024315233333333335 0.0 0.0729457 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Root 2.664756666666667 0.0 7.99427