condition mean min max Sterile Leaflet 2.18067 1.88485 2.45993 Fertile Leaflet with Sori 2.2087499999999998 1.8554 2.84041 Primary Rachis 3.1722033333333335 2.60551 3.95216 Secondary Rachis 2.4514833333333335 2.24226 2.62887 Petiole 3.162393333333333 2.78894 3.54125 Rhizome 4.48334 3.53242 5.13635 Root 1.62666 1.42181 1.8338