condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.5176566666666667 0.0 1.55297 Petiole 0.0 0.0 0.0 Crozier 0.11471233333333335 0.0 0.344137 Rhizome 0.22847900000000002 0.0 0.356842 Root 2.838306 0.0 7.8212