condition mean min max Sterile Leaflet 0.741988 0.289206 1.52658 Fertile Leaflet with Sori 0.546536 0.267034 1.03583 Primary Rachis 0.08719500000000001 0.0 0.261585 Secondary Rachis 2.34138 1.7427 3.40234 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0