condition mean min max Sterile Leaflet 6.491101666666666 0.392915 10.7237 Fertile Leaflet with Sori 6.41921 4.79094 9.39133 Primary Rachis 0.603974 0.420973 0.714076 Petiole 1.0289626666666667 0.0 2.10183 Crozier 0.18112799999999998 0.0 0.543384 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0