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 0.27577599999999997 0.0 0.827328 Root 2.1532466666666665 0.0 6.45974