condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.6660733333333334 0.170343 1.43389 Rhizome 2.6562759999999996 0.825838 5.47723 Root 7.81028 1.0121 18.2393