condition mean min max Sterile Leaflet 2.206138 0.219486 5.56208 Fertile Leaflet with Sori 1.358576 0.190705 3.62543 Primary Rachis 6.243346666666667 1.24903 13.5872 Petiole 5.15859 1.01679 8.2122 Root 3.16483 0.0 5.92735