condition mean min max Sterile Leaflet 406.47766666666666 312.009 519.711 Fertile Leaflet with Sori 238.999 149.103 290.629 Primary Rachis 57.62116666666667 35.1815 76.4387 Secondary Rachis 99.8856 74.1728 119.284 Petiole 51.8561 32.7684 62.4377 Crozier 86.4392 73.6222 96.6612 Root 18.8782 15.9582 20.8419