condition mean min max Sterile Leaflet 2.83178 0.0 8.49534 Fertile Leaflet with Sori 2.45749 0.0 7.37247 Primary Rachis 2.4140099999999998 0.0 7.24203 Petiole 2.7687833333333334 0.0 8.30635 Root 1.5349553666666667 0.0 4.53075