condition mean min max Sterile Leaflet 5.51135 4.90999 5.82248 Fertile Leaflet with Sori 4.148983333333334 2.00441 7.53449 Primary Rachis 16.22567 8.34071 30.1715 Petiole 6.8262599999999996 5.00602 8.30107 Crozier 5.7312899999999996 4.92026 6.35814 Rhizome 6.757993333333333 4.57621 10.9496 Root 10.351516666666667 2.22694 19.1482