condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 1.17093 0.0 2.42901 Petiole 1.6774049999999998 0.0 4.72195 Crozier 0.35921000000000003 0.0 1.07763 Rhizome 3.20343 0.0 8.48842 Root 2.05548 0.0 4.77847