condition mean min max Sterile Leaflet 2.669486666666667 2.36061 2.82498 Fertile Leaflet with Sori 3.22128 3.08871 3.36527 Primary Rachis 3.6039 3.52858 3.69637 Secondary Rachis 2.8999099999999998 2.76387 3.04062 Petiole 4.000196666666667 3.82309 4.27709 Rhizome 2.94175 1.82115 3.51717 Root 2.2262299999999997 1.58716 2.56275