condition mean min max Sterile Leaflet 3.98733 3.34142 4.70592 Fertile Leaflet with Sori 3.18886 1.79002 4.64839 Primary Rachis 1.8357636666666668 0.563551 3.56095 Secondary Rachis 1.387206 0.388661 3.04896 Petiole 1.3103339999999999 0.872382 1.85811 Crozier 1.9930223333333335 0.865917 4.03565 Root 0.8309893333333334 0.223458 1.26675