condition mean min max Sterile Leaflet 0.20592333333333335 0.0 0.61777 Fertile Leaflet with Sori 3.3582756666666667 0.755777 7.55564 Primary Rachis 0.61739 0.298209 0.927116 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.890861 0.303807 1.62856 Root 16.431079999999998 3.03507 40.2422