condition mean min max Sterile Leaflet 17.167543333333334 9.88173 23.4341 Fertile Leaflet with Sori 12.05069 9.48767 16.5731 Primary Rachis 4.19578 2.34684 5.81074 Petiole 3.41448 1.78691 5.91302 Crozier 1.1965303333333333 0.303811 2.22265 Rhizome 2.82743 1.19528 4.64626 Root 0.473165 0.0 0.935037