condition mean min max Sterile Leaflet 6.93387 6.02814 7.60576 Fertile Leaflet with Sori 25.749733333333335 17.2375 37.4851 Primary Rachis 3.26101 2.64915 4.25311 Secondary Rachis 5.8296600000000005 2.2781 9.44124 Petiole 1.59901 1.3673 1.87134 Rhizome 2.19244 1.15468 3.47068 Root 2.63345 2.0559 3.10075