condition mean min max Sterile Leaflet 6.397263333333333 4.21238 9.57915 Fertile Leaflet with Sori 4.990740000000001 4.00431 6.14735 Primary Rachis 2.79235 2.64264 2.88683 Secondary Rachis 2.91261 2.46471 3.28882 Petiole 2.9628033333333335 2.54168 3.25101 Crozier 3.312883333333333 2.79023 4.06551 Root 2.0546100000000003 1.64137 2.40465