condition mean min max Sterile Leaflet 0.326102 0.116757 0.618248 Fertile Leaflet with Sori 0.833595 0.783084 0.910192 Primary Rachis 1.0752646666666668 0.941244 1.32427 Petiole 1.0156733333333334 0.504148 1.66039 Crozier 2.6409399999999996 1.40953 4.10809 Rhizome 0.454147 0.33889 0.541836 Root 0.19853200000000001 0.0 0.424153