condition mean min max Sterile Leaflet 17.2353 14.351 19.4595 Fertile Leaflet with Sori 19.591733333333334 16.4719 21.6492 Primary Rachis 2.7663366666666667 2.21237 3.09912 Secondary Rachis 3.20286 3.12033 3.32421 Petiole 3.41412 2.84669 3.73475 Crozier 4.7683 4.0468 5.32658 Root 6.89169 5.92136 8.23739