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 0.26761833333333335 0.0 0.802855 Root 3.4751666666666665 0.0 10.4255