condition mean min max Sterile Leaflet 0.9152 0.383076 1.50162 Fertile Leaflet with Sori 0.288156 0.171403 0.512839 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.006488433333333334 0.0 0.0194653 Petiole 0.0 0.0 0.0 Crozier 8.52753 5.3223 12.9999 Root 0.023297733333333334 0.0 0.0476651