condition mean min max Sterile Leaflet 0.0717538 0.0 0.175954 Fertile Leaflet with Sori 0.10453233333333334 0.0 0.189785 Primary Rachis 3.017147 0.870021 5.81323 Petiole 4.176396333333334 0.870459 8.99895 Root 0.0 0.0 0.0