condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 1.4748983333333334 0.624035 2.86816 Petiole 0.3593733333333333 0.0 1.07812 Crozier 0.35898 0.0 0.767235 Rhizome 0.49466000000000004 0.0 1.48398 Root 7.44215 4.53199 10.1891