condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 6.76541 0.0 11.4218 Petiole 8.6855 0.0 14.5656 Crozier 18.8191 0.0 56.4573 Rhizome 7.956933333333333 0.0 13.4864 Root 20.55389333333333 2.89458 42.5166