condition mean min max Sterile Leaflet 8.70768 8.04256 9.22934 Fertile Leaflet with Sori 8.740676666666667 7.85348 9.25868 Petiole 7.57838 7.00094 8.0209 Rhizome 10.12715 9.83355 10.3804 Root 9.44199 8.41126 10.2245