condition mean min max Sterile Leaflet 0.04688933333333333 0.0 0.140668 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 19.695837066666666 0.0 59.0124