condition mean min max Sterile Leaflet 0.19916466666666666 0.0 0.597494 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 8.0168 0.0 24.0504