condition mean min max Sterile Leaflet 11.937520000000001 9.07896 14.2147 Fertile Leaflet with Sori 8.47056 6.58385 9.51924 Primary Rachis 6.80624 6.19527 7.83604 Secondary Rachis 9.378503333333335 8.37531 10.9228 Petiole 6.780243333333334 4.4306 8.85978 Crozier 5.8705300000000005 3.77795 9.9161 Root 0.318888 0.0 0.554744