condition mean min max Sterile Leaflet 6.27843 5.22303 7.14824 Fertile Leaflet with Sori 4.18899 3.65058 5.08284 Primary Rachis 4.34567 3.58369 5.65002 Secondary Rachis 3.12711 2.31084 4.36563 Petiole 4.851666666666667 3.87655 5.34826 Crozier 9.95298 8.13381 11.8296 Root 2.526581 0.897393 5.23517