condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Petiole 0.020074266666666667 0.0 0.0602228 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 2.9869439666666664 0.0491519 8.64463