condition mean min max Sterile Leaflet 19.734433333333335 18.5946 20.327 Fertile Leaflet with Sori 19.1528 18.5533 19.4571 Petiole 26.5484 20.1052 32.6298 Rhizome 22.0304 19.1867 24.6258 Root 23.8033 23.1401 24.4287