condition mean min max Sterile Leaflet 0.330567 0.249543 0.492071 Fertile Leaflet with Sori 0.632071 0.222558 1.03302 Primary Rachis 2.249543 0.713799 3.98143 Secondary Rachis 2.08304 0.37588 3.32515 Petiole 5.111623333333333 2.20718 6.8017 Crozier 0.558298 0.193893 0.812466 Root 5.04748 2.92405 7.54078