condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.059749 0.0 0.179247 Crozier 0.0 0.0 0.0 Rhizome 1.255577 0.0 3.46801 Root 5.441032 0.966656 11.4229