condition mean min max Sterile Leaflet 20.9836 13.8522 28.0639 Fertile Leaflet with Sori 15.325899999999999 11.669 19.1516 Primary Rachis 14.659333333333333 11.7858 16.791 Petiole 12.31422 9.48216 14.7626 Crozier 20.2455 17.0699 22.6724 Rhizome 11.66813 6.10429 14.9619 Root 7.14858 3.22936 10.4567