condition mean min max Sterile Leaflet 2.581043333333333 1.99038 3.39239 Fertile Leaflet with Sori 3.28462 2.90032 3.49392 Petiole 2.16886 1.75082 2.47373 Rhizome 2.01854 1.84927 2.24592 Root 1.60043 1.34128 1.77007