condition mean min max Sterile Leaflet 157.37266666666667 137.471 176.92 Fertile Leaflet with Sori 154.376 110.012 229.266 Primary Rachis 356.168 337.678 387.848 Petiole 309.595 294.928 324.367 Crozier 65.48780000000001 61.1263 73.849 Rhizome 107.8684 81.2092 122.188 Root 202.592 152.407 275.337