condition mean min max Sterile Leaflet 12.91231 7.78323 16.0617 Fertile Leaflet with Sori 17.895 16.5112 18.7897 Petiole 19.9493 18.2241 22.4266 Rhizome 19.17 16.007 21.3043 Root 19.279033333333334 15.3126 22.3029