condition mean min max Sterile Leaflet 18.5015 14.9572 24.1743 Fertile Leaflet with Sori 23.0567 21.9436 24.1491 Petiole 19.8157 14.4749 26.4002 Rhizome 18.595 14.0189 21.9651 Root 17.3609 13.5869 23.2614