condition mean min max Sterile Leaflet 0.6817916666666667 0.348891 1.03857 Fertile Leaflet with Sori 1.9952733333333332 1.16978 2.40886 Primary Rachis 2.34138 1.72361 2.90235 Petiole 1.97066 1.33783 2.59861 Crozier 6.91257 6.03218 8.38204 Rhizome 2.87249 1.55019 4.42496 Root 6.50799 4.05252 10.4377