condition mean min max Sterile Leaflet 2.290271333333333 0.288624 5.22014 Fertile Leaflet with Sori 2.7118656666666667 0.37792 6.97028 Primary Rachis 1.69768 0.125517 4.44522 Secondary Rachis 2.9131923333333334 0.0 8.14391 Petiole 1.2107459999999999 0.0 3.45341 Crozier 2.95346 0.61674 7.24275 Root 0.43529 0.0 1.30587