condition mean min max Sterile Leaflet 1.0041146666666667 0.596612 1.67303 Fertile Leaflet with Sori 0.570957 0.525224 0.651127 Primary Rachis 0.725463 0.260434 1.25151 Secondary Rachis 2.422031 0.355503 3.75212 Petiole 2.0973533333333334 1.63047 2.87865 Crozier 0.40625 0.0 1.21875 Root 1.64804 1.02855 2.23313