condition mean min max Sterile Leaflet 0.09113933333333334 0.0 0.273418 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 3.1107899999999997 0.0 9.33237