condition mean min max Sterile Leaflet 3.2165933333333334 2.86705 3.84333 Fertile Leaflet with Sori 5.712820000000001 2.44823 12.207 Primary Rachis 3.6856999999999998 1.52504 6.94583 Petiole 2.7864666666666666 1.2225 4.92487 Root 2.25677 0.0 4.25126