condition mean min max Sterile Leaflet 0.019093533333333332 0.0 0.0572806 Fertile Leaflet with Sori 2.3518933333333334 0.54929 3.31856 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.09882400000000001 0.0 0.296472 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0