condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 14.981933333333332 11.2888 19.3041 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.09726800000000001 0.0 0.291804 Petiole 0.0 0.0 0.0 Crozier 0.6932733333333333 0.0 2.07982 Root 0.098087 0.0 0.294261