condition mean min max Sterile Leaflet 17.791900000000002 14.8812 19.3804 Fertile Leaflet with Sori 18.4128 17.7232 18.824 Primary Rachis 12.2659 11.1894 14.3659 Secondary Rachis 14.7165 13.0559 16.6092 Petiole 12.883733333333334 12.3888 13.5645 Rhizome 12.041500000000001 11.769 12.2353 Root 22.725733333333334 18.6084 26.4716