condition mean min max Sterile Leaflet 2.13558 1.52448 2.78943 Fertile Leaflet with Sori 2.3529133333333334 1.65161 3.08222 Petiole 2.71485 2.03399 3.08958 Crozier 4.42568 3.26444 5.54144 Rhizome 3.2829166666666665 1.73627 4.30312 Root 2.49861 2.12695 2.74717