condition mean min max Sterile Leaflet 0.028705400000000002 0.0 0.0861162 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 4.668106666666667 2.18715 6.1874 Root 0.037315 0.0 0.111945