condition mean min max Sterile Leaflet 0.039741 0.0 0.119223 Fertile Leaflet with Sori 2.1091946666666668 0.260504 4.6033 Primary Rachis 0.029149933333333333 0.0 0.0874498 Secondary Rachis 1.095063 0.339044 2.20687 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0