condition mean min max Sterile Leaflet 1.75141 1.03165 2.75939 Fertile Leaflet with Sori 1.5526583333333335 0.675533 2.98808 Primary Rachis 3.2656133333333335 1.98508 4.33028 Petiole 3.9585 2.15149 6.11024 Crozier 1.478052 0.580316 2.64566 Rhizome 1.0728 0.0 2.07258 Root 1.6830399999999999 0.0 2.76966