condition mean min max Sterile Leaflet 4.891583333333333 4.33942 5.51788 Fertile Leaflet with Sori 4.636043333333333 3.97945 5.12304 Petiole 3.12681 2.29193 4.12105 Crozier 4.77625 3.98807 5.5208 Rhizome 3.07161 1.94473 4.24108 Root 3.84827 3.0701 4.81795