condition mean min max Sterile Leaflet 9.65121 8.65439 10.9541 Fertile Leaflet with Sori 7.37983 6.91122 8.20617 Primary Rachis 5.60043 4.95197 6.1399 Secondary Rachis 6.11795 5.16296 7.16802 Petiole 4.90814 4.72596 5.25778 Crozier 7.30797 4.67724 9.84317 Root 3.46 2.88825 3.83267