condition mean min max Sterile Leaflet 0.753806 0.25574 1.03592 Fertile Leaflet with Sori 3.9454666666666665 1.12267 5.59297 Primary Rachis 0.06235833333333333 0.0 0.187075 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0