condition mean min max Sterile Leaflet 1.590388 0.0 3.78144 Fertile Leaflet with Sori 1.42924 1.3487 1.54087 Primary Rachis 2.70136 1.97839 3.4062 Petiole 0.49272866666666665 0.0 0.944337 Crozier 0.0 0.0 0.0 Rhizome 0.10327933333333333 0.0 0.309838 Root 0.0 0.0 0.0