condition mean min max Sterile Leaflet 1.37882 1.01683 1.99688 Fertile Leaflet with Sori 1.1076806666666665 0.959932 1.2812 Primary Rachis 0.8588426666666666 0.563476 1.08664 Secondary Rachis 0.706782 0.354186 0.913619 Petiole 1.113954 0.717172 1.51082 Crozier 2.4952300000000003 1.67343 3.06856 Root 4.074183333333333 2.16911 5.72447