condition mean min max Sterile Leaflet 2.2787883333333334 0.0 6.10682 Fertile Leaflet with Sori 0.08530700000000001 0.0 0.255921 Primary Rachis 0.07105299999999999 0.0 0.213159 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.142221 0.105951 0.208361 Root 0.4818016666666667 0.329288 0.610525