condition mean min max Sterile Leaflet 5.18729 3.9258 5.93839 Fertile Leaflet with Sori 3.84203 3.39595 4.52361 Primary Rachis 4.6078 4.2438 4.81771 Petiole 3.7287133333333333 3.50419 3.98898 Crozier 2.7536766666666668 2.37104 3.03333 Rhizome 3.16935 3.03686 3.25696 Root 5.32285 4.26262 6.18554