condition mean min max Sterile Leaflet 0.0229473 0.0 0.0688419 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.047738 0.0 0.143214 Petiole 0.0 0.0 0.0 Root 5.1791 0.0 15.5373