condition mean min max Sterile Leaflet 5.268583333333333 4.17341 5.90688 Fertile Leaflet with Sori 4.56695 3.96924 5.23816 Primary Rachis 2.2859000000000003 2.01012 2.55044 Secondary Rachis 2.90073 2.25773 3.81946 Petiole 2.0816333333333334 1.84107 2.27787 Crozier 5.471373333333333 4.5487 6.84093 Root 1.78108 1.03494 2.54359