condition mean min max Sterile Leaflet 0.9105759999999999 0.0 1.98904 Fertile Leaflet with Sori 2.588002 0.520976 4.67502 Petiole 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0