condition mean min max Sterile Leaflet 0.923801 0.201193 1.28927 Fertile Leaflet with Sori 1.0571063333333335 0.768909 1.26638 Primary Rachis 0.941508 0.358374 1.28681 Secondary Rachis 1.4762176666666667 0.694653 2.6087 Petiole 0.574649 0.267173 1.01056 Crozier 3.99267 1.33673 5.3953 Root 0.392416 0.173607 0.607397