condition mean min max Sterile Leaflet 1.40883 0.0 4.22649 Fertile Leaflet with Sori 2.12867 0.0 6.38601 Primary Rachis 1.24427 0.0 3.73281 Petiole 2.1351 0.0 6.4053 Root 0.9827233333333334 0.0 2.94817