condition mean min max Sterile Leaflet 1.3357876666666666 0.432753 2.04726 Fertile Leaflet with Sori 1.7097449999999998 0.473445 2.82137 Primary Rachis 1.5050713333333334 0.0 4.14174 Secondary Rachis 0.418566 0.22094 0.810947 Petiole 4.331860000000001 0.0 10.3251 Crozier 0.865002 0.250427 1.88425 Root 4.496263333333333 2.44604 5.58928