condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Petiole 0.057353999999999995 0.0 0.172062 Root 2.1350233333333333 0.0 6.40507