condition mean min max Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.140744 0.0 0.279679 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 7.354819 0.0 21.8997