condition mean min max Sterile Leaflet 8.31437 7.2533 9.01096 Fertile Leaflet with Sori 10.46716 9.41128 11.1191 Petiole 9.68308 8.21091 10.9493 Crozier 10.61524 8.52912 12.3595 Rhizome 9.451923333333333 7.16316 12.8462 Root 11.89481 9.98453 13.5442