condition mean min max Sterile Leaflet 11.924166666666666 0.0 35.7725 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.09008 0.0 0.27024 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0