condition mean min max Sterile Leaflet 0.03126346666666666 0.0 0.0937904 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.4297333333333333 0.0 1.2892 Secondary Rachis 4.3605 0.0 13.0815 Petiole 8.6385119 0.0939157 23.8041 Crozier 0.0 0.0 0.0 Root 5.201471 0.464477 14.3563