condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.048893 0.0 0.146679 Petiole 0.0281515 0.0 0.0844545 Crozier 0.0 0.0 0.0 Rhizome 0.5908183666666667 0.0765621 1.33945 Root 30.55712 1.22094 87.2222