condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 3.4941099999999996 0.0 5.24879 Petiole 1.7539566666666666 0.0 3.23172 Crozier 2.1499200000000003 0.0 6.44976 Rhizome 1.6068833333333334 0.0 2.572 Root 2.724188 0.140224 4.3244