condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 1.9773233333333333 0.0 5.93197 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.51429 0.0 1.54287 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0