condition mean min max Sterile Leaflet 0.05278733333333333 0.0 0.158362 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Root 4.0721 0.0 12.2163