condition mean min max Sterile Leaflet 0.9871880000000001 0.249644 1.5118 Fertile Leaflet with Sori 0.858191 0.0 1.65196 Primary Rachis 3.8265466666666668 3.22805 4.31244 Secondary Rachis 2.5212333333333334 1.00219 5.01476 Petiole 1.073147 0.54105 2.0627 Rhizome 1.09751 0.0 2.00211 Root 1.057052 0.507923 1.66805