condition mean min max Sterile Leaflet 2.2888813333333333 0.905904 4.48145 Fertile Leaflet with Sori 16.0343 10.4383 26.774 Primary Rachis 0.30400366666666667 0.0 0.714421 Secondary Rachis 1.83894 1.07472 3.16074 Petiole 0.123562 0.0 0.370686 Crozier 0.0 0.0 0.0 Root 0.40876 0.142804 0.641086