condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.7446010000000001 0.0 1.8582 Primary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.09635700000000001 0.0 0.289071 Root 2.597792 0.283026 6.47615