condition mean min max Sterile Leaflet 4.056953333333333 3.75234 4.61213 Fertile Leaflet with Sori 4.34791 4.13081 4.53379 Primary Rachis 4.289943333333333 4.10031 4.54187 Secondary Rachis 3.98173 3.34976 4.33277 Petiole 4.37155 4.15617 4.60568 Rhizome 4.93133 3.72243 5.90114 Root 3.3554999999999997 2.99434 3.7457