condition mean min max Sterile Leaflet 4.95557 0.0 8.26644 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 0.04019 0.0 0.12057 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0