condition mean min max Sterile Leaflet 0.0570937 0.0 0.110038 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 4.290595333333333 0.0 12.7415