condition mean min max Sterile Leaflet 2.202933 0.807339 3.64362 Fertile Leaflet with Sori 1.5923416666666668 0.677955 2.83097 Petiole 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0