condition mean min max Sterile Leaflet 0.05236453333333333 0.0 0.0829149 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 4.2513 0.0 12.7539