condition mean min max Sterile Leaflet 2.4491686666666665 0.916656 5.15867 Fertile Leaflet with Sori 23.1069 21.0643 24.3596 Primary Rachis 0.87616 0.0 2.62848 Secondary Rachis 0.591110038275 0.0 1.77333 Petiole 3.48766 1.26826 5.89747 Rhizome 2.8185366666666667 1.02205 3.80914 Root 2.25263 1.53449 2.66892