condition mean min max Sterile Leaflet 0.0 0.0 0.0 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 Crozier 0.037008 0.0 0.111024 Rhizome 0.0625662 0.0 0.0950197 Root 2.56295 0.0 6.03826