condition mean min max Sterile Leaflet 0.154853 0.0 0.464559 Fertile Leaflet with Sori 0.39621766666666663 0.119427 0.818954 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.133815 0.0 0.401445 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 7.428726 0.739368 15.8261