condition mean min max Sterile Leaflet 0.27277233333333334 0.0 0.818317 Fertile Leaflet with Sori 0.7258133333333333 0.0 2.17744 Primary Rachis 0.0 0.0 0.0 Petiole 0.12063800000000001 0.0 0.361914 Crozier 0.0 0.0 0.0 Rhizome 0.09829269098896666 0.0 0.294878 Root 23.37633 2.24124 64.36