condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.31695866666666667 0.0 0.950876 Primary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Root 3.13414 0.0 9.40242