condition mean min max Sterile Leaflet 2.755323333333333 2.46088 3.02939 Fertile Leaflet with Sori 2.21883 1.01595 3.04564 Primary Rachis 2.5219300000000002 2.38587 2.61134 Secondary Rachis 2.9943666666666666 2.2794 3.46877 Petiole 1.791719 0.916347 2.57582 Crozier 2.7274599999999998 1.98265 3.26673 Root 1.70975 1.59579 1.81966