condition mean min max Sterile Leaflet 1.3831120000000001 0.327526 2.81917 Fertile Leaflet with Sori 1.686546 0.735588 2.33076 Primary Rachis 1.151395 0.650725 1.43524 Secondary Rachis 0.681134 0.0 1.22318 Petiole 2.507302333333333 0.589727 5.49405 Rhizome 0.2750013333333333 0.0 0.825004 Root 0.111151 0.0 0.333453