condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.3274550333333333 0.0 0.921775 Rhizome 1.20003 0.317166 2.36413 Root 2.47281 1.34039 4.28233