condition mean min max Sterile Leaflet 0.0 0.0 0.0 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 0.252476 0.0 0.757428 Crozier 0.0 0.0 0.0 Root 13.850886666666666 1.17835 38.7356