condition mean min max Sterile Leaflet 1.51154 0.0 4.53462 Fertile Leaflet with Sori 0.23335899999999998 0.0 0.700077 Primary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 8.30798 7.35459 9.25655 Rhizome 1.2048736666666668 0.0 2.79409 Root 5.1660433333333335 0.0 9.63472