condition mean min max Sterile Leaflet 0.5501816666666667 0.268131 0.694585 Fertile Leaflet with Sori 1.073603 0.853389 1.33935 Primary Rachis 4.96715 3.49499 7.40398 Secondary Rachis 3.6162 2.63076 4.14083 Petiole 5.17776 3.60768 7.82081 Crozier 0.034431699999999996 0.0120854 0.0534727 Root 2.7192066666666665 1.98939 3.16036