condition mean min max Sterile Leaflet 6.1988 1.85054 9.08932 Fertile Leaflet with Sori 4.363573333333333 2.94831 5.59723 Primary Rachis 2.01716 1.30071 3.26384 Petiole 2.020275333333333 0.485696 3.70514 Root 0.3396 0.0 0.895