condition mean min max Sterile Leaflet 2.8131399999999998 0.0 6.29874 Fertile Leaflet with Sori 1.5566223333333333 0.244207 3.4198 Primary Rachis 0.476312 0.0 1.23445 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0