condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.53244 0.0 1.59732 Rhizome 8.078236666666667 0.0 21.1343 Root 0.276401 0.0 0.53759