condition mean min max Fertile Leaflet with Sori 0.0191199 0.0 0.0299079 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0283418 0.0 0.0598265 Crozier 0.0 0.0 0.0 Rhizome 0.08697316666666667 0.0 0.200744 Root 5.302883333333333 4.43425 5.87293