condition mean min max Sterile Leaflet 0.698053 0.0 1.58924 Fertile Leaflet with Sori 3.5229039999999996 0.367349 9.76189 Primary Rachis 0.6389673333333333 0.0 1.47847 Secondary Rachis 1.150537 0.0 2.93067 Petiole 0.34987999999999997 0.0 1.04964 Crozier 6.256399999999999 2.33229 11.6656 Root 2.643883333333333 1.69947 3.61593