condition mean min max Sterile Leaflet 0.4756833333333333 0.0 1.42705 Fertile Leaflet with Sori 0.78823 0.0 2.36469 Primary Rachis 1.560236 0.0 4.48515 Petiole 3.21825 0.0 9.65475 Root 0.17527833333333334 0.0 0.525835