condition mean min max Sterile Leaflet 3.2797099999999997 0.0 7.83712 Fertile Leaflet with Sori 0.050094 0.0 0.150282 Primary Rachis 12.688500000000001 3.42299 25.8563 Petiole 0.179841 0.0 0.418102 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.06931866666666667 0.0 0.207956