condition mean min max Sterile Leaflet 1.0777189999999999 0.214688 2.06079 Fertile Leaflet with Sori 0.7922746666666667 0.307947 1.63728 Primary Rachis 0.905937 0.34442 1.89463 Secondary Rachis 0.5429790000000001 0.160478 1.10363 Petiole 1.284273 0.212759 2.28926 Crozier 6.16852 3.65534 10.3511 Root 2.3012033333333335 1.4215 3.92751