condition mean min max Sterile Leaflet 17.5209 13.2439 20.7369 Fertile Leaflet with Sori 15.153466666666667 13.6931 16.446 Primary Rachis 18.2549 14.4229 22.9958 Petiole 18.9675 13.8482 27.4167 Root 5.16059 0.0 9.7817