condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.16999856666666666 0.0 0.424728 Crozier 0.0 0.0 0.0 Rhizome 1.0930235000000001 0.0 3.20793 Root 12.965962399999999 0.0797102 38.0316