condition mean min max Sterile Leaflet 5.688593333333333 4.37039 6.37708 Fertile Leaflet with Sori 4.37408 1.92914 7.33656 Primary Rachis 7.824386666666666 5.75202 9.02605 Secondary Rachis 6.696079999999999 5.67272 8.56576 Petiole 8.1258 6.69305 9.33213 Crozier 17.877299999999998 15.6032 21.9293 Root 6.98205 6.11834 8.34015