condition mean min max Sterile Leaflet 0.050646 0.0 0.151938 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.13993333333333333 0.0 0.299269 Secondary Rachis 0.0 0.0 0.0 Petiole 0.102454 0.0 0.307362 Crozier 5.1034266666666666 2.78037 9.70879 Root 2.4981299999999997 1.55134 3.59939