condition mean min max Sterile Leaflet 3.221570333333333 0.267101 6.55599 Fertile Leaflet with Sori 0.7362713333333333 0.257425 1.03419 Primary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0