condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 1.568665 0.791365 2.31252 Petiole 0.4369133333333333 0.0 1.31074 Crozier 0.130624 0.0 0.391872 Rhizome 0.671689 0.495931 0.79449 Root 2.653356666666667 1.96144 3.7273