condition mean min max Sterile Leaflet 5.00703 3.96531 6.07817 Fertile Leaflet with Sori 5.083226666666667 4.74714 5.42809 Primary Rachis 3.7775600000000003 3.61728 4.05527 Petiole 3.29071 3.18734 3.4678 Crozier 3.110646666666667 3.01501 3.17887 Rhizome 3.50529 2.20787 4.88074 Root 2.71718 1.96874 3.42703