condition mean min max Sterile Leaflet 20.411983333333332 6.30314 46.2162 Fertile Leaflet with Sori 7.44375 5.01044 9.85761 Primary Rachis 2.536102 0.129376 5.91558 Petiole 1.3656667 0.0562071 3.28265 Crozier 8.37021 2.80648 14.3249 Rhizome 0.03762133333333333 0.0 0.112864 Root 0.0 0.0 0.0