condition mean min max Sterile Leaflet 10.676366666666667 0.0 17.5269 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 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