condition mean min max Sterile Leaflet 0.2760229 0.0 0.810318 Fertile Leaflet with Sori 0.061879833333333335 0.0 0.106455 Primary Rachis 0.08614163333333333 0.0389529 0.109954 Secondary Rachis 0.0469696 0.0 0.085908 Petiole 0.12372100000000001 0.0 0.371163 Crozier 10.29742 5.59136 15.1203 Root 1.0152396666666668 0.244595 1.81807