condition mean min max Sterile Leaflet 0.02957056666666667 0.0 0.0887117 Fertile Leaflet with Sori 19.92316 2.08355 53.8292 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0172887 0.0 0.0518661