condition mean min max Sterile Leaflet 0.12596806666666666 0.0600732 0.167879 Fertile Leaflet with Sori 0.143289 0.115636 0.180147 Primary Rachis 1.0618843333333334 0.725173 1.42746 Secondary Rachis 0.7593570000000001 0.626468 0.829227 Petiole 1.441812 0.926676 1.94378 Crozier 3.8264299999999998 3.58687 3.99536 Root 3.0411033333333335 2.46449 3.34427