condition mean min max Sterile Leaflet 9.3797 0.0 15.2268 Fertile Leaflet with Sori 5.53216 2.61345 11.0447 Primary Rachis 1.48874 1.02742 2.36463 Petiole 1.8394833333333334 1.05797 3.40224 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0