condition mean min max Sterile Leaflet 0.35168666666666665 0.123023 0.511963 Fertile Leaflet with Sori 24.699199999999998 15.6016 30.4849 Primary Rachis 0.0164929 0.0 0.0494787 Secondary Rachis 0.8003976666666667 0.553057 1.16885 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.940227 0.193041 1.61403