condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.073325 0.0 0.219975 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 11.991346666666667 4.36584 16.379