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 0.008292266666666668 0.0 0.0248768 Root 7.3425639333333335 0.0 22.0017