condition mean min max Sterile Leaflet 0.04847393333333333 0.0 0.0844105 Fertile Leaflet with Sori 5.3986 5.00986 6.10146 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.14610266666666666 0.075989 0.282699 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0