condition mean min max Sterile Leaflet 0.6250316666666667 0.269617 1.29648 Fertile Leaflet with Sori 20.191606666666665 9.82152 25.4685 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.3663216 0.0795798 0.72205 Petiole 0.0141718 0.0 0.0425154 Crozier 0.0 0.0 0.0 Root 0.708189 0.193542 1.52665