condition mean min max Sterile Leaflet 2.09243 1.19276 3.76997 Fertile Leaflet with Sori 1.756834 0.734002 2.98295 Primary Rachis 3.94772 3.69342 4.23663 Secondary Rachis 3.2770799999999998 1.74225 5.29721 Petiole 5.092966666666666 3.89806 6.65552 Crozier 10.133973333333333 8.64408 12.0993 Root 3.51539 2.46909 5.34157