condition mean min max Sterile Leaflet 0.6710600000000001 0.0 2.01318 Fertile Leaflet with Sori 7.58805 5.25222 11.5982 Petiole 0.5074693333333333 0.0 0.918391 Crozier 0.093655 0.0 0.280965 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0