condition mean min max Sterile Leaflet 1.2326523333333332 0.333291 2.65859 Fertile Leaflet with Sori 8.23078 3.37714 11.3018 Primary Rachis 0.7150913333333333 0.258274 1.12195 Secondary Rachis 3.63829 1.62581 7.4671 Petiole 0.206476 0.0 0.4361 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0