condition mean min max Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.150333 0.0 0.450999 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 4.217666666666667 0.0 12.653