condition mean min max Sterile Leaflet 0.15380833333333332 0.058435 0.276284 Fertile Leaflet with Sori 9.514633333333334 5.47421 16.2543 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.18265599999999999 0.0 0.371922 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.125806 0.0 0.239604