condition mean min max Sterile Leaflet 4.319259333333333 0.943808 7.38782 Fertile Leaflet with Sori 4.89923 3.84472 6.10267 Primary Rachis 2.2024133333333333 1.41774 3.00501 Petiole 2.18196 1.21679 3.8794 Crozier 1.99223 1.46765 2.52914 Rhizome 2.02106 1.75883 2.36252 Root 0.8590589999999999 0.0 2.11725