condition mean min max Sterile Leaflet 2.7167433333333335 1.36297 3.66853 Fertile Leaflet with Sori 1.607177 0.625871 3.07944 Primary Rachis 1.0676263333333333 0.956159 1.24323 Petiole 3.340587 0.940781 7.54368 Root 1.915971 0.0 5.41929