condition mean min max Sterile Leaflet 33.0036 30.2247 36.0661 Fertile Leaflet with Sori 35.477666666666664 25.7206 49.0478 Primary Rachis 28.276033333333334 17.1893 37.9106 Secondary Rachis 23.7181 19.3063 28.0857 Petiole 30.4354 20.8603 40.4161 Crozier 18.2236 16.2201 19.4447 Root 18.7452 17.1851 19.8992