condition mean min max Sterile Leaflet 10.06796 7.88348 11.9717 Fertile Leaflet with Sori 11.57972 8.07549 16.853 Primary Rachis 16.845533333333332 14.893 19.2351 Petiole 15.830733333333333 14.7814 16.4085 Crozier 14.2861 13.9556 14.5001 Rhizome 18.768900000000002 16.234 20.9691 Root 16.207900000000002 11.723 20.9083