condition mean min max Sterile Leaflet 0.3330488333333333 0.0298345 0.771457 Fertile Leaflet with Sori 3.7037533333333332 2.02831 5.13463 Petiole 1.008692 0.621946 1.22041 Crozier 2.04445 1.51552 2.347 Rhizome 0.996267 0.415807 1.90912 Root 2.3455500000000002 1.88406 2.62759