condition mean min max Sterile Leaflet 0.018102966666666668 0.0 0.0543089 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 3.1569638666666666 0.0 9.4383