condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.18374733333333335 0.0 0.365259 Primary Rachis 10.00662 0.0 26.5728 Petiole 1.830135 0.298613 4.827 Crozier 0.15677666666666668 0.123147 0.198997 Rhizome 1.1885000000000001 0.0 2.38662 Root 0.316668 0.158053 0.449133