condition mean min max Sterile Leaflet 5.137710666666667 0.282092 11.379 Fertile Leaflet with Sori 2.771943 0.828199 5.9693 Primary Rachis 0.5076716666666666 0.0 0.968827 Petiole 0.44159000000000004 0.0 1.1829 Root 0.04928 0.0 0.14784