condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 12.138 0.0 22.9999 Primary Rachis 0.0 0.0 0.0 Petiole 0.27577599999999997 0.0 0.827328 Root 0.0 0.0 0.0