condition mean min max Sterile Leaflet 4.69072 4.55162 4.87562 Fertile Leaflet with Sori 4.428543333333333 3.91181 5.33834 Primary Rachis 4.5639400000000006 3.54407 5.53324 Secondary Rachis 4.652736666666667 4.13678 5.51646 Petiole 6.09842 5.12668 7.1113 Crozier 3.93248 3.87641 3.96216 Root 5.205769999999999 4.8988 5.59531