condition mean min max Sterile Leaflet 37.176033 0.160672 110.604 Fertile Leaflet with Sori 15.343926 0.15692 45.4486 Primary Rachis 1.5039683333333334 0.0 3.52994 Petiole 0.33307866666666663 0.0 0.670379 Root 3.243247 0.0 9.38259