condition mean min max Sterile Leaflet 7.81882 5.04232 13.1158 Fertile Leaflet with Sori 5.655033333333334 4.14181 7.01035 Primary Rachis 0.437695 0.236494 0.540705 Secondary Rachis 1.331744 0.838162 2.08576 Petiole 0.105553 0.0 0.280402 Crozier 38.72663333333333 22.7449 48.2029 Root 0.0 0.0 0.0