condition mean min max Sterile Leaflet 0.236044 0.0 0.708132 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.13797800000000002 0.0 0.413934 Petiole 0.28422033333333335 0.0 0.852661 Root 2.3479366666666666 0.0 7.04381