condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.209446 0.0 0.628338 Primary Rachis 0.21754300000000001 0.0 0.652629 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 14.48208 8.19494 23.3466