condition mean min max Sterile Leaflet 4.32606 3.89911 4.74253 Fertile Leaflet with Sori 3.70846 3.41321 3.96028 Primary Rachis 2.794373333333333 2.69746 2.85647 Secondary Rachis 2.73351 2.27747 2.99846 Petiole 2.918363333333333 2.74388 3.09754 Crozier 3.59721 2.68797 4.66935 Root 2.07648 1.87367 2.46198