condition mean min max Sterile Leaflet 0.07331146666666667 0.0 0.139053 Fertile Leaflet with Sori 2.9723 0.459853 7.72653 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.341059 0.0 0.777287 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.46765263333333335 0.0696699 0.88247