condition mean min max Sterile Leaflet 7.223613333333334 6.70657 7.5368 Fertile Leaflet with Sori 7.90217 7.20589 8.46813 Primary Rachis 6.8620399999999995 6.62296 7.32532 Petiole 6.91966 6.46418 7.17931 Root 4.476299633333333 0.0345889 8.40892