condition mean min max Sterile Leaflet 2.22424 1.5191 3.20648 Fertile Leaflet with Sori 1.683771 0.367443 3.17306 Primary Rachis 3.34332 2.16572 4.53754 Secondary Rachis 3.9890333333333334 2.05219 5.75959 Petiole 2.94151 2.16119 3.98695 Crozier 6.027263333333333 3.35681 10.2403 Root 2.17745 1.48956 2.89301