condition mean min max Sterile Leaflet 4.267440000000001 3.69382 5.26353 Fertile Leaflet with Sori 5.178493333333334 4.6196 5.82049 Rhizome 5.1376599999999994 4.44389 6.1289 Root 7.482753333333333 7.2219 7.71189