condition mean min max Sterile Leaflet 2.58566 1.58837 3.26741 Fertile Leaflet with Sori 5.6634166666666665 0.0 15.3436 Primary Rachis 0.21618340000000003 0.0 0.581215 Petiole 0.37428476666666666 0.0 1.05409 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0