condition mean min max Sterile Leaflet 6.990844333333333 0.664723 12.4444 Fertile Leaflet with Sori 1.352565 0.153774 3.44239 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