condition mean min max Sterile Leaflet 12.394033333333333 11.3338 13.2536 Fertile Leaflet with Sori 10.6844 10.3183 11.062 Primary Rachis 12.3926 11.8293 12.6818 Secondary Rachis 11.325426666666667 9.14388 12.8111 Petiole 12.5167 11.5741 13.934 Crozier 9.60648 7.6938 11.8454 Root 7.232419999999999 5.87142 9.76939