condition mean min max Sterile Leaflet 5.6676400000000005 4.87828 6.4642 Fertile Leaflet with Sori 4.690196666666667 4.35449 5.18779 Primary Rachis 4.94879 4.51729 5.4658 Petiole 4.63947 4.19853 4.9632 Crozier 15.2708 13.6966 16.9671 Rhizome 8.84346 6.70906 10.9109 Root 5.16786 2.8005 8.16037