condition mean min max Sterile Leaflet 0.020019 0.0 0.060057 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 2.695983333333333 0.0 8.08795