condition mean min max Sterile Leaflet 0.352468 0.202913 0.465105 Fertile Leaflet with Sori 0.4586263 0.0931999 0.964738 Primary Rachis 1.9210399999999999 1.42939 2.57732 Secondary Rachis 2.0863133333333335 0.88376 3.38723 Petiole 2.165 1.42533 2.59579 Crozier 4.0709 3.71151 4.60842 Root 1.50115 1.02854 2.3934