condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.009846766666666666 0.0 0.0295403 Petiole 0.0 0.0 0.0 Rhizome 1.96825 0.0 5.90475 Root 0.0 0.0 0.0