condition mean min max Sterile Leaflet 0.02337816666666667 0.0 0.0701345 Fertile Leaflet with Sori 0.0112735 0.0 0.0338205 Primary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Root 2.862714533333333 0.0 8.508