condition mean min max Sterile Leaflet 0.533687 0.239633 1.09326 Fertile Leaflet with Sori 1.4084966666666667 0.0 3.0044 Primary Rachis 1.156036 0.440549 2.18603 Petiole 1.27121 0.0 1.92689 Root 2.42251 0.0 4.59554