condition mean min max Sterile Leaflet 0.003940366666666666 0.0 0.0118211 Fertile Leaflet with Sori 0.0050747000000000006 0.0 0.0152241 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0049302 0.0 0.0147906 Root 3.4839693333333335 0.0 10.3018