condition mean min max Sterile Leaflet 2.37374 1.83045 3.03458 Fertile Leaflet with Sori 3.3401633333333334 3.22526 3.55808 Petiole 2.74247 2.06254 3.59106 Rhizome 2.61386 2.42635 2.712 Root 2.22953 1.96372 2.44323