condition mean min max Sterile Leaflet 2.0912823333333335 0.204607 3.32146 Fertile Leaflet with Sori 1.888852 0.615312 4.24628 Primary Rachis 6.106158 0.215014 10.6862 Petiole 4.506716666666667 0.0 7.40621 Root 1.15953 0.0 3.47859