condition mean min max Sterile Leaflet 7.71457 0.0 21.439 Fertile Leaflet with Sori 7.99383 0.0 21.852 Primary Rachis 0.14934899999999998 0.0 0.448047 Petiole 0.0 0.0 0.0 Root 0.149619 0.0 0.29568